{"id":3189,"date":"2024-02-28T14:22:00","date_gmt":"2024-02-28T14:22:00","guid":{"rendered":"https:\/\/www.osmosis.org\/blog\/?p=3189"},"modified":"2026-03-20T13:50:43","modified_gmt":"2026-03-20T21:50:43","slug":"nclex-qotd-electrolyte-ranges","status":"publish","type":"post","link":"https:\/\/www.osmosis.org\/blog\/nclex-qotd-electrolyte-ranges","title":{"rendered":"NCLEX-RN\u00ae Question of the Day: Electrolyte ranges"},"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-qotd-electrolyte-ranges\/#The_correct_answers_to_todays_NCLEX-RN%C2%AE_Questions_are%E2%80%A6\" >The correct answers to today&#8217;s NCLEX-RN\u00ae Questions are&#8230;<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/www.osmosis.org\/blog\/nclex-qotd-electrolyte-ranges\/#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-3\" href=\"https:\/\/www.osmosis.org\/blog\/nclex-qotd-electrolyte-ranges\/#Incorrect_Answer_Explanations\" >Incorrect Answer Explanations<\/a><\/li><\/ul><\/nav><\/div>\n\n<p class=\"wp-block-paragraph\"><strong><em>Test your knowledge on electrolyte ranges with this NCLEX\u00ae Question of the Day (QOTD). Learn about electrolytes, their normal ranges, and how they are affected in kidney failure.<\/em><\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">The nurse is reviewing the <strong>laboratory results<\/strong> for an <strong>adult patient<\/strong> with a history of <strong>kidney failure.<\/strong> Which <strong>electrolyte(s)<\/strong> is\/are within the <strong>normal range<\/strong>?&nbsp;<strong>Select <em>all <\/em>that apply.&nbsp;&nbsp;<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>A. Calcium 9.2 mg\/dL<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>B. Sodium 131 mEq\/L<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>C. Phosphate 2.1 mEq\/L<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>D. Magnesium 1.8 mg\/dL<\/strong><strong>E. Potassium 5.6 mEq\/L<\/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<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"The_correct_answers_to_todays_NCLEX-RN%C2%AE_Questions_are%E2%80%A6\"><\/span>The correct answers to today&#8217;s NCLEX-RN\u00ae Questions are&#8230;<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>A. Calcium 9.2 mg\/dL<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Rationale:&nbsp;<\/strong>The normal range of calcium is 8.4 and 10.6 mg\/dL. This level is within the normal range.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>D. Magnesium 1.8 mg\/dL<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Rationale:&nbsp;<\/strong>The normal range of magnesium is 1.3 and 2.1 mg\/dL. This level is within the normal range.<\/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\">Patients with <strong>impaired renal function<\/strong> can experience <strong>electrolyte abnormalities<\/strong> due to <strong>alterations in filtration and excretion<\/strong> of fluid and electrolytes. Common electrolyte imbalances associated with <strong>chronic renal failure<\/strong> include <strong>hyperkalemia, hyponatremia, hyperphosphatemia, <\/strong>and <strong>hypocalcemia<\/strong>. <strong>Magnesium <\/strong>levels may be elevated or stay within the normal range.<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td colspan=\"2\"><strong>Normal Ranges of Common Electrolytes<\/strong><\/td><\/tr><tr><td>Electrolyte<\/td><td>Normal Range<\/td><\/tr><tr><td>Sodium<\/td><td>135 &#8211; 145 mEq\/L<\/td><\/tr><tr><td>Potassium<\/td><td>3.5 &#8211; 5.1 mEq\/L<\/td><\/tr><tr><td>Calcium<\/td><td>&nbsp;8.4 &#8211; 10.6 mg\/dL<\/td><\/tr><tr><td>Magnesium<\/td><td>1.3 &#8211; 2.1 mg\/dL<\/td><\/tr><tr><td>Phosphate<\/td><td>3.0 &#8211; 4.5 mg\/dL<\/td><\/tr><\/tbody><\/table><\/figure>\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. Sodium 131 mEq\/L<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Rationale:<\/strong>&nbsp;The normal range of sodium is 135 to 145 mEq\/L. This level is not within the normal range.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>C. Phosphate 2.1 mEq\/L<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Rationale:&nbsp;<\/strong>The normal range of phosphate is 3.0 to 4.5 mg\/dL. This level is not within the normal range.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>E. Potassium 5.6 mEq\/L<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Rationale:&nbsp;<\/strong>The normal range of potassium is 3.5 and 5.1 mEq\/L. This level is not within the normal range.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><a href=\"https:\/\/www.osmosis.org\/plans\/rn\"><img loading=\"lazy\" decoding=\"async\" width=\"904\" height=\"324\" src=\"https:\/\/www.osmosis.org\/blog\/wp-content\/uploads\/sites\/2\/2024\/09\/image_52ba94.png\" alt=\"Osmosis ad to create an account\" class=\"wp-image-3191\" srcset=\"https:\/\/www.osmosis.org\/blog\/wp-content\/uploads\/sites\/2\/2024\/09\/image_52ba94.png 904w, https:\/\/www.osmosis.org\/blog\/wp-content\/uploads\/sites\/2\/2024\/09\/image_52ba94.png?resize=300,108 300w, https:\/\/www.osmosis.org\/blog\/wp-content\/uploads\/sites\/2\/2024\/09\/image_52ba94.png?resize=768,275 768w\" sizes=\"auto, (max-width: 904px) 100vw, 904px\" \/><\/a><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><em>Want more <strong>NCLEX\u00ae-style practice questions<\/strong>? Try <strong>Osmosis by Elsevier<\/strong> today! Access your\u00a0<a href=\"https:\/\/www.osmosis.org\/plans\/rn\" target=\"_blank\" rel=\"noreferrer noopener\"><strong>free trial<\/strong><\/a>\u00a0and find out why millions of current and future clinicians and caregivers love learning by Osmosis.<\/em><a href=\"https:\/\/www.osmosis.org\/plans\/rn\" target=\"_blank\" rel=\"noreferrer noopener\"><\/a><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Which electrolytes remain within normal limits in a patient with kidney failure? Identify normal and abnormal lab values in this clinical scenario.<\/p>\n","protected":false},"author":279,"featured_media":3190,"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":[20,29,1367,32],"tags":[1951,299,1952,1953,1950,283,245,1949,1133,1948],"class_list":["post-3189","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-exam-prep","category-nclex","category-nclex-rn","category-nursing","tag-calcium","tag-electrolytes","tag-kidney-failure","tag-lab-values","tag-magnesium","tag-nclex","tag-nursing-education","tag-phosphate","tag-potassium","tag-sodium"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v23.6 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>NCLEX-RN\u00ae Question of the Day: Electrolyte ranges - 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-qotd-electrolyte-ranges\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"NCLEX-RN\u00ae Question of the Day: Electrolyte ranges - Osmosis Blog\" \/>\n<meta property=\"og:description\" content=\"Which electrolytes remain within normal limits in a patient with kidney failure? 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