{"id":419,"date":"2021-06-09T19:19:00","date_gmt":"2021-06-09T19:19:00","guid":{"rendered":"https:\/\/www.osmosis.org\/blog\/?p=419"},"modified":"2026-03-20T13:52:28","modified_gmt":"2026-03-20T21:52:28","slug":"nclex-question-of-the-day-serum-potassium-level","status":"publish","type":"post","link":"https:\/\/www.osmosis.org\/blog\/nclex-question-of-the-day-serum-potassium-level","title":{"rendered":"NCLEX-RN Question of the Day: Serum potassium level"},"content":{"rendered":"<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_80 ez-toc-wrap-center counter-hierarchy ez-toc-counter ez-toc-custom ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">In This Article<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Toggle Table of Content\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" version=\"1.2\" baseProfile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1 ' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/www.osmosis.org\/blog\/nclex-question-of-the-day-serum-potassium-level\/#The_correct_answer_to_todays_NCLEX-RN%C2%AE_Question_is%E2%80%A6\" >The correct answer to today&#8217;s NCLEX-RN\u00ae Question is&#8230;<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/www.osmosis.org\/blog\/nclex-question-of-the-day-serum-potassium-level\/#Ready_to_put_your_nursing_knowledge_to_the_test\" >Ready to put your nursing knowledge to the test?<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/www.osmosis.org\/blog\/nclex-question-of-the-day-serum-potassium-level\/#Major_Takeaway\" >Major Takeaway<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/www.osmosis.org\/blog\/nclex-question-of-the-day-serum-potassium-level\/#Incorrect_Answer_Explanations\" >Incorrect Answer Explanations<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/www.osmosis.org\/blog\/nclex-question-of-the-day-serum-potassium-level\/#Want_to_learn_more_about_this_topic\" >Want to learn more about this topic?<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/www.osmosis.org\/blog\/nclex-question-of-the-day-serum-potassium-level\/#References\" >References<\/a><\/li><\/ul><\/nav><\/div>\n\n<p class=\"wp-block-paragraph\"><em><strong>Today&#8217;s NCLEX-RN\u00ae Question of the Day<\/strong> focuses on a <strong>client&#8217;s potassium level.<\/strong> Do you know the answer? Let&#8217;s find out!<\/em><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>The nurse is reviewing a client&#8217;s laboratory results and notes the serum potassium level is 2.8 mEq\/L. Which nursing action should be initiated\u00a0<em>immediately<\/em>?<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>A. Initiate cardiac monitoring<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>B. Initiate seizure precautions<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>C. Institute hourly neurologic checks<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>D. Administer oxygen via face mask<\/strong><\/p>\n\n\n\n<p class=\"has-text-align-center wp-block-paragraph\"><strong><em>Scroll down for the correct answer!<\/em><\/strong><\/p>\n\n\n\n<figure class=\"wp-block-embed is-type-rich is-provider-embed-handler wp-block-embed-embed-handler wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe loading=\"lazy\" title=\"Nurses Learn by Osmosis.org\" width=\"500\" height=\"281\" src=\"https:\/\/www.youtube.com\/embed\/kGJCkPfFypA?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe>\n<\/div><\/figure>\n\n\n\n<p class=\"has-text-align-left wp-block-paragraph\"><a href=\"https:\/\/www.osmosis.org\/plans\" target=\"_blank\" rel=\"noreferrer noopener\"><u><em><strong>\u2192 Reinforce your understanding with more self-assessment items on Osmosis.<\/strong>&nbsp;<\/em><\/u><\/a><\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"The_correct_answer_to_todays_NCLEX-RN%C2%AE_Question_is%E2%80%A6\"><\/span>The correct answer to today&#8217;s NCLEX-RN\u00ae Question is&#8230;<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>A. Initiate cardiac monitoring<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Rationale:<\/strong>\u00a0Because\u00a0<a href=\"https:\/\/www.osmosis.org\/learn\/Hypokalemia\" target=\"_blank\" rel=\"noreferrer noopener\"><strong>hypokalemia<\/strong><\/a>\u00a0affects the transmission of cardiac conduction, the client is at risk for developing\u00a0<strong><a href=\"https:\/\/www.osmosis.org\/learn\/Ventricular_arrhythmias:_Pathology_review\" target=\"_blank\" rel=\"noreferrer noopener\">cardiac arrhythmias<\/a>. Cardiac monitoring<\/strong> should be initiated immediately. In addition, <strong>vital signs, including respiratory status<\/strong> should be monitored.<\/p>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe loading=\"lazy\" title=\"Hypokalemia - causes, symptoms, diagnosis, treatment, pathology\" width=\"500\" height=\"281\" src=\"https:\/\/www.youtube.com\/embed\/1jz_Ym5cLds?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe>\n<\/div><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Ready_to_put_your_nursing_knowledge_to_the_test\"><\/span><em>Ready to put your nursing knowledge to the test?<\/em><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Explore the\u00a0<strong><a href=\"https:\/\/www.osmosis.org\/blog\/nclex-question-of-the-day-smarter-prep-better-results\" target=\"_blank\" rel=\"noreferrer noopener\">NCLEX\u00ae Question of the Day: Smarter Prep, Better Results<\/a><\/strong>\u00a0page to practice with <strong>NCLEX-style questions <\/strong>and <strong>boost your confidence<\/strong> before exam day.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Major_Takeaway\"><\/span>Major Takeaway<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Because\u00a0<a href=\"https:\/\/www.osmosis.org\/learn\/Hypokalemia\" target=\"_blank\" rel=\"noreferrer noopener\"><strong>hypokalemia<\/strong><\/a> affects the transmission of <strong>cardiac impulses<\/strong>, the client is at risk for developing <strong>cardiac arrhythmias.<\/strong> <strong>Cardiac monitoring<\/strong> has the highest priority.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Incorrect_Answer_Explanations\"><\/span>Incorrect Answer Explanations<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>B. Initiate seizure precautions<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Rationale<\/strong>: Seizure precautions are not indicated for a client experiencing\u00a0<a href=\"https:\/\/www.osmosis.org\/learn\/Hypokalemia\" target=\"_blank\" rel=\"noreferrer noopener\"><strong>hypokalemia<\/strong><\/a>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>C. Institute hourly neurologic checks<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Rationale<\/strong>: Although\u00a0<a href=\"https:\/\/www.osmosis.org\/learn\/Hypokalemia\" target=\"_blank\" rel=\"noreferrer noopener\"><strong>hypokalemia<\/strong><\/a>\u00a0can lead to <strong>lethargy and altered level of consciousness<\/strong>, neurological checks are not the priority.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>D. Administer oxygen via face mask<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Rationale<\/strong>: Although\u00a0<strong><a href=\"https:\/\/www.osmosis.org\/learn\/Hypokalemia\" target=\"_blank\" rel=\"noreferrer noopener\">hypokalemia<\/a>\u00a0<\/strong>may alter\u00a0<a href=\"https:\/\/www.osmosis.org\/learn\/Respiratory_system_anatomy_and_physiology\" target=\"_blank\" rel=\"noreferrer noopener\"><strong>respiratory function<\/strong><\/a>, administering oxygen is not the priority.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Want_to_learn_more_about_this_topic\"><\/span>Want to learn more about this topic?<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Watch the Osmosis video: <a href=\"https:\/\/www.osmosis.org\/learn\/Hypokalemia\">Hypokalemia<\/a><\/strong><\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"References\"><\/span>References<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Lewis, S. L., Dirksen, S. R., Heitkemper, M. M. &amp; Bucher, L. (2017).&nbsp;<em><a href=\"https:\/\/www.elsevier.com\/books\/medical-surgical-nursing\/lewis\/978-0-323-32852-4\" target=\"_blank\" rel=\"noreferrer noopener\">Medical-surgical nursing: Assessment and management of clinical problems<\/a><\/em><em>&nbsp;<\/em>(10th ed.)<em>.&nbsp;<\/em>Elsevier Mosby.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><a href=\"https:\/\/www.osmosis.org\/create\"><img loading=\"lazy\" decoding=\"async\" width=\"700\" height=\"250\" src=\"https:\/\/www.osmosis.org\/blog\/wp-content\/uploads\/sites\/2\/2024\/08\/31.png?w=700\" alt=\"Osmosis ad to sign up\" class=\"wp-image-411\" srcset=\"https:\/\/www.osmosis.org\/blog\/wp-content\/uploads\/sites\/2\/2024\/08\/31.png 700w, https:\/\/www.osmosis.org\/blog\/wp-content\/uploads\/sites\/2\/2024\/08\/31.png?resize=300,107 300w\" sizes=\"auto, (max-width: 700px) 100vw, 700px\" \/><\/a><figcaption class=\"wp-element-caption\">NCLEX-RN\u00ae and NCLEX-PN\u00ae are registered trademarks of the National Council of State Boards of Nursing, Inc (NCSBN\u00ae). Osmosis is not affiliated with NCSBN.<\/figcaption><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><em>Want more <strong>NCLEX\u00ae<\/strong>-style practice questions? Try <strong>Osmosis from Elsevier<\/strong> today! Access your\u00a0<a href=\"https:\/\/www.osmosis.org\/login?type=create\" target=\"_blank\" rel=\"noreferrer noopener\"><strong>free trial<\/strong><\/a>\u00a0and find out why millions of current and future clinicians and caregivers love <strong>learning with us<\/strong>.<\/em><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Explore today\u2019s NCLEX-RN\u00ae question on managing hypokalemia. Discover why initiating cardiac monitoring is the critical first step in patient care.<\/p>\n","protected":false},"author":279,"featured_media":6324,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_feature_clip_id":0,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_post_was_ever_published":false},"categories":[20,29,1367,1366,32],"tags":[884,881,263,880,882,244,245,154,149,883],"class_list":["post-419","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-exam-prep","category-nclex","category-nclex-rn","category-questions","category-nursing","tag-arrhythmia","tag-cardiac-monitoring","tag-clinical-nursing","tag-electrolyte-management","tag-hypokalemia","tag-nclex-rn","tag-nursing-education","tag-nursing-skills","tag-patient-care","tag-potassium-imbalance"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v23.6 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>NCLEX-RN Question of the Day: Serum potassium level - Osmosis Blog<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.osmosis.org\/blog\/nclex-question-of-the-day-serum-potassium-level\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"NCLEX-RN Question of the Day: Serum potassium level - Osmosis Blog\" \/>\n<meta property=\"og:description\" content=\"Explore today\u2019s NCLEX-RN\u00ae question on managing hypokalemia. Discover why initiating cardiac monitoring is the critical first step in patient care.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.osmosis.org\/blog\/nclex-question-of-the-day-serum-potassium-level\" \/>\n<meta property=\"og:site_name\" content=\"Osmosis Blog\" \/>\n<meta property=\"article:published_time\" content=\"2021-06-09T19:19:00+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2026-03-20T21:52:28+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.osmosis.org\/blog\/wp-content\/uploads\/sites\/2\/2021\/06\/NCLEX-Question-of-the-day-Serum-Potassium-Level.png\" \/>\n\t<meta property=\"og:image:width\" content=\"1080\" \/>\n\t<meta property=\"og:image:height\" content=\"1080\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/png\" \/>\n<meta name=\"author\" content=\"Paige Randall, PhD, MS, RN, CNE &amp; Elizabeth Lucas, EdD, RN, CNE\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":[\"Article\",\"BlogPosting\"],\"@id\":\"https:\/\/www.osmosis.org\/blog\/nclex-question-of-the-day-serum-potassium-level#article\",\"isPartOf\":{\"@id\":\"https:\/\/www.osmosis.org\/blog\/nclex-question-of-the-day-serum-potassium-level\"},\"author\":{\"name\":\"Paige Randall, PhD, MS, RN, CNE &amp; Elizabeth Lucas, EdD, RN, CNE\",\"@id\":\"https:\/\/www.osmosis.org\/blog\/#\/schema\/person\/131a18b6ecda9e9a8aac2894efb9d158\"},\"headline\":\"NCLEX-RN Question of the Day: Serum potassium level\",\"datePublished\":\"2021-06-09T19:19:00+00:00\",\"dateModified\":\"2026-03-20T21:52:28+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\/\/www.osmosis.org\/blog\/nclex-question-of-the-day-serum-potassium-level\"},\"wordCount\":362,\"commentCount\":0,\"publisher\":{\"@id\":\"https:\/\/www.osmosis.org\/blog\/#organization\"},\"image\":{\"@id\":\"https:\/\/www.osmosis.org\/blog\/nclex-question-of-the-day-serum-potassium-level#primaryimage\"},\"thumbnailUrl\":\"https:\/\/www.osmosis.org\/blog\/wp-content\/uploads\/sites\/2\/2021\/06\/NCLEX-Question-of-the-day-Serum-Potassium-Level.png\",\"keywords\":[\"arrhythmia\",\"cardiac monitoring\",\"clinical nursing\",\"electrolyte management\",\"hypokalemia\",\"NCLEX-RN\",\"nursing education\",\"nursing skills\",\"patient care\",\"potassium imbalance\"],\"articleSection\":[\"Exam Prep\",\"NCLEX\",\"NCLEX-RN\",\"Questions of the Day\",\"Registered Nursing (RN)\"],\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"CommentAction\",\"name\":\"Comment\",\"target\":[\"https:\/\/www.osmosis.org\/blog\/nclex-question-of-the-day-serum-potassium-level#respond\"]}]},{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.osmosis.org\/blog\/nclex-question-of-the-day-serum-potassium-level\",\"url\":\"https:\/\/www.osmosis.org\/blog\/nclex-question-of-the-day-serum-potassium-level\",\"name\":\"NCLEX-RN Question of the Day: Serum potassium level - Osmosis Blog\",\"isPartOf\":{\"@id\":\"https:\/\/www.osmosis.org\/blog\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\/\/www.osmosis.org\/blog\/nclex-question-of-the-day-serum-potassium-level#primaryimage\"},\"image\":{\"@id\":\"https:\/\/www.osmosis.org\/blog\/nclex-question-of-the-day-serum-potassium-level#primaryimage\"},\"thumbnailUrl\":\"https:\/\/www.osmosis.org\/blog\/wp-content\/uploads\/sites\/2\/2021\/06\/NCLEX-Question-of-the-day-Serum-Potassium-Level.png\",\"datePublished\":\"2021-06-09T19:19:00+00:00\",\"dateModified\":\"2026-03-20T21:52:28+00:00\",\"breadcrumb\":{\"@id\":\"https:\/\/www.osmosis.org\/blog\/nclex-question-of-the-day-serum-potassium-level#breadcrumb\"},\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/www.osmosis.org\/blog\/nclex-question-of-the-day-serum-potassium-level\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\/\/www.osmosis.org\/blog\/nclex-question-of-the-day-serum-potassium-level#primaryimage\",\"url\":\"https:\/\/www.osmosis.org\/blog\/wp-content\/uploads\/sites\/2\/2021\/06\/NCLEX-Question-of-the-day-Serum-Potassium-Level.png\",\"contentUrl\":\"https:\/\/www.osmosis.org\/blog\/wp-content\/uploads\/sites\/2\/2021\/06\/NCLEX-Question-of-the-day-Serum-Potassium-Level.png\",\"width\":1080,\"height\":1080,\"caption\":\"NCLEX Question of the day Serum Potassium Level\"},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/www.osmosis.org\/blog\/nclex-question-of-the-day-serum-potassium-level#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/www.osmosis.org\/blog\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"NCLEX-RN Question of the Day: Serum potassium level\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/www.osmosis.org\/blog\/#website\",\"url\":\"https:\/\/www.osmosis.org\/blog\/\",\"name\":\"Osmosis Blog\",\"description\":\"\",\"publisher\":{\"@id\":\"https:\/\/www.osmosis.org\/blog\/#organization\"},\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/www.osmosis.org\/blog\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"en-US\"},{\"@type\":\"Organization\",\"@id\":\"https:\/\/www.osmosis.org\/blog\/#organization\",\"name\":\"Osmosis Blog\",\"url\":\"https:\/\/www.osmosis.org\/blog\/\",\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\/\/www.osmosis.org\/blog\/#\/schema\/logo\/image\/\",\"url\":\"https:\/\/www.osmosis.org\/blog\/wp-content\/uploads\/sites\/2\/2024\/07\/OsmosisElsevierStacked.png\",\"contentUrl\":\"https:\/\/www.osmosis.org\/blog\/wp-content\/uploads\/sites\/2\/2024\/07\/OsmosisElsevierStacked.png\",\"width\":1276,\"height\":596,\"caption\":\"Osmosis Blog\"},\"image\":{\"@id\":\"https:\/\/www.osmosis.org\/blog\/#\/schema\/logo\/image\/\"}},{\"@type\":\"Person\",\"@id\":\"https:\/\/www.osmosis.org\/blog\/#\/schema\/person\/131a18b6ecda9e9a8aac2894efb9d158\",\"name\":\"Paige Randall, PhD, MS, RN, CNE &amp; Elizabeth Lucas, EdD, RN, CNE\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\/\/www.osmosis.org\/blog\/#\/schema\/person\/image\/\",\"url\":\"https:\/\/secure.gravatar.com\/avatar\/d6c2ca8e1c8eafcaf906ff92af24958d629f6c8203487bb2f1a5aebceb746a9e?s=96&d=mm&r=g\",\"contentUrl\":\"https:\/\/secure.gravatar.com\/avatar\/d6c2ca8e1c8eafcaf906ff92af24958d629f6c8203487bb2f1a5aebceb746a9e?s=96&d=mm&r=g\",\"caption\":\"Paige Randall, PhD, MS, RN, CNE &amp; Elizabeth Lucas, EdD, RN, CNE\"},\"description\":\"Author\/Reviewer Paige Randall, PhD, MS, RN, CEN, CNE, has been a Registered Nurse for more than a decade and has a clinical background in cardiac, emergency nursing, and nursing education Elizabeth Lucas, EdD, RN, CNE, has been a Registered Nurse since 2008 with a clinical background in oncology working in a Medical Oncology Unit, a Critical Care Bone Marrow Transplant Unit, and a Hematology\/Oncology Clinic.\",\"url\":\"https:\/\/www.osmosis.org\/blog\/author\/paigeandlizqotd\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"NCLEX-RN Question of the Day: Serum potassium level - Osmosis Blog","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/www.osmosis.org\/blog\/nclex-question-of-the-day-serum-potassium-level","og_locale":"en_US","og_type":"article","og_title":"NCLEX-RN Question of the Day: Serum potassium level - Osmosis Blog","og_description":"Explore today\u2019s NCLEX-RN\u00ae question on managing hypokalemia. Discover why initiating cardiac monitoring is the critical first step in patient care.","og_url":"https:\/\/www.osmosis.org\/blog\/nclex-question-of-the-day-serum-potassium-level","og_site_name":"Osmosis Blog","article_published_time":"2021-06-09T19:19:00+00:00","article_modified_time":"2026-03-20T21:52:28+00:00","og_image":[{"width":1080,"height":1080,"url":"https:\/\/www.osmosis.org\/blog\/wp-content\/uploads\/sites\/2\/2021\/06\/NCLEX-Question-of-the-day-Serum-Potassium-Level.png","type":"image\/png"}],"author":"Paige Randall, PhD, MS, RN, CNE &amp; Elizabeth Lucas, EdD, RN, CNE","twitter_card":"summary_large_image","schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":["Article","BlogPosting"],"@id":"https:\/\/www.osmosis.org\/blog\/nclex-question-of-the-day-serum-potassium-level#article","isPartOf":{"@id":"https:\/\/www.osmosis.org\/blog\/nclex-question-of-the-day-serum-potassium-level"},"author":{"name":"Paige Randall, PhD, MS, RN, CNE &amp; Elizabeth Lucas, EdD, RN, CNE","@id":"https:\/\/www.osmosis.org\/blog\/#\/schema\/person\/131a18b6ecda9e9a8aac2894efb9d158"},"headline":"NCLEX-RN Question of the Day: Serum potassium level","datePublished":"2021-06-09T19:19:00+00:00","dateModified":"2026-03-20T21:52:28+00:00","mainEntityOfPage":{"@id":"https:\/\/www.osmosis.org\/blog\/nclex-question-of-the-day-serum-potassium-level"},"wordCount":362,"commentCount":0,"publisher":{"@id":"https:\/\/www.osmosis.org\/blog\/#organization"},"image":{"@id":"https:\/\/www.osmosis.org\/blog\/nclex-question-of-the-day-serum-potassium-level#primaryimage"},"thumbnailUrl":"https:\/\/www.osmosis.org\/blog\/wp-content\/uploads\/sites\/2\/2021\/06\/NCLEX-Question-of-the-day-Serum-Potassium-Level.png","keywords":["arrhythmia","cardiac monitoring","clinical nursing","electrolyte management","hypokalemia","NCLEX-RN","nursing education","nursing skills","patient care","potassium imbalance"],"articleSection":["Exam Prep","NCLEX","NCLEX-RN","Questions of the Day","Registered Nursing (RN)"],"inLanguage":"en-US","potentialAction":[{"@type":"CommentAction","name":"Comment","target":["https:\/\/www.osmosis.org\/blog\/nclex-question-of-the-day-serum-potassium-level#respond"]}]},{"@type":"WebPage","@id":"https:\/\/www.osmosis.org\/blog\/nclex-question-of-the-day-serum-potassium-level","url":"https:\/\/www.osmosis.org\/blog\/nclex-question-of-the-day-serum-potassium-level","name":"NCLEX-RN Question of the Day: Serum potassium level - Osmosis Blog","isPartOf":{"@id":"https:\/\/www.osmosis.org\/blog\/#website"},"primaryImageOfPage":{"@id":"https:\/\/www.osmosis.org\/blog\/nclex-question-of-the-day-serum-potassium-level#primaryimage"},"image":{"@id":"https:\/\/www.osmosis.org\/blog\/nclex-question-of-the-day-serum-potassium-level#primaryimage"},"thumbnailUrl":"https:\/\/www.osmosis.org\/blog\/wp-content\/uploads\/sites\/2\/2021\/06\/NCLEX-Question-of-the-day-Serum-Potassium-Level.png","datePublished":"2021-06-09T19:19:00+00:00","dateModified":"2026-03-20T21:52:28+00:00","breadcrumb":{"@id":"https:\/\/www.osmosis.org\/blog\/nclex-question-of-the-day-serum-potassium-level#breadcrumb"},"inLanguage":"en-US","potentialAction":[{"@type":"ReadAction","target":["https:\/\/www.osmosis.org\/blog\/nclex-question-of-the-day-serum-potassium-level"]}]},{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/www.osmosis.org\/blog\/nclex-question-of-the-day-serum-potassium-level#primaryimage","url":"https:\/\/www.osmosis.org\/blog\/wp-content\/uploads\/sites\/2\/2021\/06\/NCLEX-Question-of-the-day-Serum-Potassium-Level.png","contentUrl":"https:\/\/www.osmosis.org\/blog\/wp-content\/uploads\/sites\/2\/2021\/06\/NCLEX-Question-of-the-day-Serum-Potassium-Level.png","width":1080,"height":1080,"caption":"NCLEX Question of the day Serum Potassium Level"},{"@type":"BreadcrumbList","@id":"https:\/\/www.osmosis.org\/blog\/nclex-question-of-the-day-serum-potassium-level#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/www.osmosis.org\/blog"},{"@type":"ListItem","position":2,"name":"NCLEX-RN Question of the Day: Serum potassium level"}]},{"@type":"WebSite","@id":"https:\/\/www.osmosis.org\/blog\/#website","url":"https:\/\/www.osmosis.org\/blog\/","name":"Osmosis Blog","description":"","publisher":{"@id":"https:\/\/www.osmosis.org\/blog\/#organization"},"potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/www.osmosis.org\/blog\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"en-US"},{"@type":"Organization","@id":"https:\/\/www.osmosis.org\/blog\/#organization","name":"Osmosis Blog","url":"https:\/\/www.osmosis.org\/blog\/","logo":{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/www.osmosis.org\/blog\/#\/schema\/logo\/image\/","url":"https:\/\/www.osmosis.org\/blog\/wp-content\/uploads\/sites\/2\/2024\/07\/OsmosisElsevierStacked.png","contentUrl":"https:\/\/www.osmosis.org\/blog\/wp-content\/uploads\/sites\/2\/2024\/07\/OsmosisElsevierStacked.png","width":1276,"height":596,"caption":"Osmosis Blog"},"image":{"@id":"https:\/\/www.osmosis.org\/blog\/#\/schema\/logo\/image\/"}},{"@type":"Person","@id":"https:\/\/www.osmosis.org\/blog\/#\/schema\/person\/131a18b6ecda9e9a8aac2894efb9d158","name":"Paige Randall, PhD, MS, RN, CNE &amp; Elizabeth Lucas, EdD, RN, CNE","image":{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/www.osmosis.org\/blog\/#\/schema\/person\/image\/","url":"https:\/\/secure.gravatar.com\/avatar\/d6c2ca8e1c8eafcaf906ff92af24958d629f6c8203487bb2f1a5aebceb746a9e?s=96&d=mm&r=g","contentUrl":"https:\/\/secure.gravatar.com\/avatar\/d6c2ca8e1c8eafcaf906ff92af24958d629f6c8203487bb2f1a5aebceb746a9e?s=96&d=mm&r=g","caption":"Paige Randall, PhD, MS, RN, CNE &amp; Elizabeth Lucas, EdD, RN, CNE"},"description":"Author\/Reviewer Paige Randall, PhD, MS, RN, CEN, CNE, has been a Registered Nurse for more than a decade and has a clinical background in cardiac, emergency nursing, and nursing education Elizabeth Lucas, EdD, RN, CNE, has been a Registered Nurse since 2008 with a clinical background in oncology working in a Medical Oncology Unit, a Critical Care Bone Marrow Transplant Unit, and a Hematology\/Oncology Clinic.","url":"https:\/\/www.osmosis.org\/blog\/author\/paigeandlizqotd"}]}},"jetpack_featured_media_url":"https:\/\/www.osmosis.org\/blog\/wp-content\/uploads\/sites\/2\/2021\/06\/NCLEX-Question-of-the-day-Serum-Potassium-Level.png","jetpack-related-posts":[{"id":813,"url":"https:\/\/www.osmosis.org\/blog\/nclex-question-of-the-day-acute-kidney-injury-aki","url_meta":{"origin":419,"position":0},"title":"NCLEX-RN\u00ae Question of the Day: Acute kidney injury (AKI)","author":"Paige Randall, PhD, MS, RN, CNE &amp; Elizabeth Lucas, EdD, RN, CNE","date":"October 20, 2021","format":false,"excerpt":"This NCLEX-RN question discusses how to treat hyperkalemia in acute kidney injury by promoting potassium movement into cells and preventing arrhythmias. Do you know the answer?","rel":"","context":"In &quot;Exam Prep&quot;","block_context":{"text":"Exam Prep","link":"https:\/\/www.osmosis.org\/blog\/category\/exam-prep"},"img":{"alt_text":"NCLEX Question of the Day Acute Kidney Injury (AKI)","src":"https:\/\/www.osmosis.org\/blog\/wp-content\/uploads\/sites\/2\/2024\/09\/acute-kidney-injury.webp","width":350,"height":200,"srcset":"https:\/\/www.osmosis.org\/blog\/wp-content\/uploads\/sites\/2\/2024\/09\/acute-kidney-injury.webp 1x, https:\/\/www.osmosis.org\/blog\/wp-content\/uploads\/sites\/2\/2024\/09\/acute-kidney-injury.webp 1.5x, https:\/\/www.osmosis.org\/blog\/wp-content\/uploads\/sites\/2\/2024\/09\/acute-kidney-injury.webp 2x"},"classes":[]},{"id":5433,"url":"https:\/\/www.osmosis.org\/blog\/nclex-question-of-the-day-mi-unresponsive","url_meta":{"origin":419,"position":1},"title":"NCLEX-RN\u00ae Question of the Day:\u00a0MI unresponsive","author":"Paige Randall, PhD, MS, RN, CNE &amp; Elizabeth Lucas, EdD, RN, CNE","date":"March 27, 2025","format":false,"excerpt":"Get ready for your NCLEX-RN\u00ae exam by understanding the critical actions to take during a myocardial infarction. Discover the priority steps for restoring a patient's cardiac rhythm after a myocardial infarction, including performing CPR and managing the emergency situation effectively.","rel":"","context":"In &quot;Exam Prep&quot;","block_context":{"text":"Exam Prep","link":"https:\/\/www.osmosis.org\/blog\/category\/exam-prep"},"img":{"alt_text":"NCLEX Question of the Day MI Unresponsive","src":"https:\/\/www.osmosis.org\/blog\/wp-content\/uploads\/sites\/2\/2025\/02\/NCLEX_QotD_Q1_MI_unresponsive1_2025_SM.png","width":350,"height":200,"srcset":"https:\/\/www.osmosis.org\/blog\/wp-content\/uploads\/sites\/2\/2025\/02\/NCLEX_QotD_Q1_MI_unresponsive1_2025_SM.png 1x, https:\/\/www.osmosis.org\/blog\/wp-content\/uploads\/sites\/2\/2025\/02\/NCLEX_QotD_Q1_MI_unresponsive1_2025_SM.png 1.5x, https:\/\/www.osmosis.org\/blog\/wp-content\/uploads\/sites\/2\/2025\/02\/NCLEX_QotD_Q1_MI_unresponsive1_2025_SM.png 2x"},"classes":[]},{"id":1463,"url":"https:\/\/www.osmosis.org\/blog\/nclex-question-of-the-day-tumor-lysis-syndrome","url_meta":{"origin":419,"position":2},"title":"NCLEX-RN\u00ae Question of the Day: Tumor lysis syndrome (TLS)","author":"Paige Randall, PhD, MS, RN, CNE &amp; Elizabeth Lucas, EdD, RN, CNE","date":"March 16, 2022","format":false,"excerpt":"Today's NCLEX-RN\u00ae question of the day focuses on a nurse reviewing laboratory results on an oncology unit.\u00a0 The nurse is reviewing the blood work drawn for a client on the oncology unit. The nurse should recognize which laboratory result correlates with a diagnosis of tumor lysis syndrome (TLS)? A. Phosphorus\u2026","rel":"","context":"In &quot;Exam Prep&quot;","block_context":{"text":"Exam Prep","link":"https:\/\/www.osmosis.org\/blog\/category\/exam-prep"},"img":{"alt_text":"NCLEX\u00ae Question of the Day: Tumor Lysis Syndrome","src":"https:\/\/www.osmosis.org\/blog\/wp-content\/uploads\/sites\/2\/2024\/09\/50.webp","width":350,"height":200,"srcset":"https:\/\/www.osmosis.org\/blog\/wp-content\/uploads\/sites\/2\/2024\/09\/50.webp 1x, https:\/\/www.osmosis.org\/blog\/wp-content\/uploads\/sites\/2\/2024\/09\/50.webp 1.5x, https:\/\/www.osmosis.org\/blog\/wp-content\/uploads\/sites\/2\/2024\/09\/50.webp 2x"},"classes":[]},{"id":3189,"url":"https:\/\/www.osmosis.org\/blog\/nclex-qotd-electrolyte-ranges","url_meta":{"origin":419,"position":3},"title":"NCLEX-RN\u00ae Question of the Day: Electrolyte ranges","author":"Paige Randall, PhD, MS, RN, CNE &amp; Elizabeth Lucas, EdD, RN, CNE","date":"February 28, 2024","format":false,"excerpt":"Which electrolytes remain within normal limits in a patient with kidney failure? Identify normal and abnormal lab values in this clinical scenario.","rel":"","context":"In &quot;Exam Prep&quot;","block_context":{"text":"Exam Prep","link":"https:\/\/www.osmosis.org\/blog\/category\/exam-prep"},"img":{"alt_text":"NCLEX-RN\u00ae Question of the Day: Electrolyte ranges","src":"https:\/\/www.osmosis.org\/blog\/wp-content\/uploads\/sites\/2\/2024\/09\/2024-09-18T082320.232.webp","width":350,"height":200,"srcset":"https:\/\/www.osmosis.org\/blog\/wp-content\/uploads\/sites\/2\/2024\/09\/2024-09-18T082320.232.webp 1x, https:\/\/www.osmosis.org\/blog\/wp-content\/uploads\/sites\/2\/2024\/09\/2024-09-18T082320.232.webp 1.5x, https:\/\/www.osmosis.org\/blog\/wp-content\/uploads\/sites\/2\/2024\/09\/2024-09-18T082320.232.webp 2x"},"classes":[]},{"id":3869,"url":"https:\/\/www.osmosis.org\/blog\/nclex-qotd-tpn","url_meta":{"origin":419,"position":4},"title":"NCLEX-RN\u00ae Question of the Day: Total Parenteral Nutrition (TPN)","author":"Paige Randall, PhD, MS, RN, CNE &amp; Elizabeth Lucas, EdD, RN, CNE","date":"June 12, 2024","format":false,"excerpt":"Test your knowledge with this NCLEX Question of the Day! Discover why evaluating glucose levels first is essential to prevent complications. The nurse notes the pharmacy is late sending up a dose of total parenteral nutrition (TPN) for a client who has been receiving it for several months. Which action\u2026","rel":"","context":"In &quot;Exam Prep&quot;","block_context":{"text":"Exam Prep","link":"https:\/\/www.osmosis.org\/blog\/category\/exam-prep"},"img":{"alt_text":"","src":"https:\/\/www.osmosis.org\/blog\/wp-content\/uploads\/sites\/2\/2024\/09\/nclex-tpn.webp","width":350,"height":200,"srcset":"https:\/\/www.osmosis.org\/blog\/wp-content\/uploads\/sites\/2\/2024\/09\/nclex-tpn.webp 1x, https:\/\/www.osmosis.org\/blog\/wp-content\/uploads\/sites\/2\/2024\/09\/nclex-tpn.webp 1.5x, https:\/\/www.osmosis.org\/blog\/wp-content\/uploads\/sites\/2\/2024\/09\/nclex-tpn.webp 2x"},"classes":[]},{"id":5837,"url":"https:\/\/www.osmosis.org\/blog\/nclex-question-of-the-day-anemia","url_meta":{"origin":419,"position":5},"title":"NCLEX-RN\u00ae Question of the Day: Anemia","author":"Paige Randall, PhD, MS, RN, CNE &amp; Elizabeth Lucas, EdD, RN, CNE","date":"April 9, 2025","format":false,"excerpt":"Prep for the NCLEX-RN\u00ae exam with today\u2019s question focused on anemia and the body\u2019s compensatory mechanisms. Learn to identify key responses such as increased heart rate, blood redistribution to vital organs, and the role of interstitial fluid in circulation.","rel":"","context":"In &quot;Exam Prep&quot;","block_context":{"text":"Exam Prep","link":"https:\/\/www.osmosis.org\/blog\/category\/exam-prep"},"img":{"alt_text":"NCLEX Question of the day Anemia","src":"https:\/\/www.osmosis.org\/blog\/wp-content\/uploads\/sites\/2\/2025\/04\/NCLEX-Question-of-the-day-Anemia-2.jpg","width":350,"height":200,"srcset":"https:\/\/www.osmosis.org\/blog\/wp-content\/uploads\/sites\/2\/2025\/04\/NCLEX-Question-of-the-day-Anemia-2.jpg 1x, https:\/\/www.osmosis.org\/blog\/wp-content\/uploads\/sites\/2\/2025\/04\/NCLEX-Question-of-the-day-Anemia-2.jpg 1.5x, https:\/\/www.osmosis.org\/blog\/wp-content\/uploads\/sites\/2\/2025\/04\/NCLEX-Question-of-the-day-Anemia-2.jpg 2x"},"classes":[]}],"jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/www.osmosis.org\/blog\/wp-json\/wp\/v2\/posts\/419","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.osmosis.org\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.osmosis.org\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.osmosis.org\/blog\/wp-json\/wp\/v2\/users\/279"}],"replies":[{"embeddable":true,"href":"https:\/\/www.osmosis.org\/blog\/wp-json\/wp\/v2\/comments?post=419"}],"version-history":[{"count":12,"href":"https:\/\/www.osmosis.org\/blog\/wp-json\/wp\/v2\/posts\/419\/revisions"}],"predecessor-version":[{"id":8827,"href":"https:\/\/www.osmosis.org\/blog\/wp-json\/wp\/v2\/posts\/419\/revisions\/8827"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.osmosis.org\/blog\/wp-json\/wp\/v2\/media\/6324"}],"wp:attachment":[{"href":"https:\/\/www.osmosis.org\/blog\/wp-json\/wp\/v2\/media?parent=419"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.osmosis.org\/blog\/wp-json\/wp\/v2\/categories?post=419"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.osmosis.org\/blog\/wp-json\/wp\/v2\/tags?post=419"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}