{"id":669,"date":"2023-07-12T01:20:00","date_gmt":"2023-07-12T01:20:00","guid":{"rendered":"https:\/\/www.osmosis.org\/blog\/?p=669"},"modified":"2026-03-20T13:51:14","modified_gmt":"2026-03-20T21:51:14","slug":"nclex-qotd-normal-pqrst-wave","status":"publish","type":"post","link":"https:\/\/www.osmosis.org\/blog\/nclex-qotd-normal-pqrst-wave","title":{"rendered":"NCLEX-RN\u00ae Question of the Day: Normal PQRST wave"},"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-normal-pqrst-wave\/#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><\/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-normal-pqrst-wave\/#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-normal-pqrst-wave\/#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-4\" href=\"https:\/\/www.osmosis.org\/blog\/nclex-qotd-normal-pqrst-wave\/#A\" >A.&nbsp;<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/www.osmosis.org\/blog\/nclex-qotd-normal-pqrst-wave\/#B\" >B.<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/www.osmosis.org\/blog\/nclex-qotd-normal-pqrst-wave\/#D\" >D.<\/a><\/li><\/ul><\/li><\/ul><\/nav><\/div>\n\n<p class=\"wp-block-paragraph\"><em>Prepare for the NCLEX-RN\u00ae with today&#8217;s question focusing on a nurse who is assessing <strong>ECG readings<\/strong> for clients admitted to the <strong>cardiac unit<\/strong>. Which ECG tracing should the nurse recognize as a <strong>normal PQRST wave<\/strong>? Test your skills!<\/em><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">The nurse is assessing ECG readings for clients admitted to the cardiac unit. Which ECG<strong> tracing<\/strong> should the nurse recognize as a <strong>normal PQRST wave<\/strong>?<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>A.&nbsp;<\/strong><\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"621\" height=\"339\" src=\"https:\/\/www.osmosis.org\/blog\/wp-content\/uploads\/sites\/2\/2023\/07\/Screenshot-2024-10-16-160152.png\" alt=\"ECG example A\" class=\"wp-image-4594\" srcset=\"https:\/\/www.osmosis.org\/blog\/wp-content\/uploads\/sites\/2\/2023\/07\/Screenshot-2024-10-16-160152.png 621w, https:\/\/www.osmosis.org\/blog\/wp-content\/uploads\/sites\/2\/2023\/07\/Screenshot-2024-10-16-160152.png?resize=300,164 300w\" sizes=\"auto, (max-width: 621px) 100vw, 621px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>B.<\/strong> <\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"648\" height=\"431\" src=\"https:\/\/www.osmosis.org\/blog\/wp-content\/uploads\/sites\/2\/2023\/07\/Screenshot-2024-10-16-160209.png\" alt=\"ECG example B\" class=\"wp-image-4595\" srcset=\"https:\/\/www.osmosis.org\/blog\/wp-content\/uploads\/sites\/2\/2023\/07\/Screenshot-2024-10-16-160209.png 648w, https:\/\/www.osmosis.org\/blog\/wp-content\/uploads\/sites\/2\/2023\/07\/Screenshot-2024-10-16-160209.png?resize=300,200 300w\" sizes=\"auto, (max-width: 648px) 100vw, 648px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>C.&nbsp;<\/strong><\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"649\" height=\"468\" src=\"https:\/\/www.osmosis.org\/blog\/wp-content\/uploads\/sites\/2\/2023\/07\/Screenshot-2024-10-16-160226.png\" alt=\"ECG example C\" class=\"wp-image-4596\" srcset=\"https:\/\/www.osmosis.org\/blog\/wp-content\/uploads\/sites\/2\/2023\/07\/Screenshot-2024-10-16-160226.png 649w, https:\/\/www.osmosis.org\/blog\/wp-content\/uploads\/sites\/2\/2023\/07\/Screenshot-2024-10-16-160226.png?resize=300,216 300w\" sizes=\"auto, (max-width: 649px) 100vw, 649px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>D.&nbsp;<\/strong><\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"680\" height=\"515\" src=\"https:\/\/www.osmosis.org\/blog\/wp-content\/uploads\/sites\/2\/2023\/07\/Screenshot-2024-10-16-160308.png\" alt=\"ECG example D\" class=\"wp-image-4597\" srcset=\"https:\/\/www.osmosis.org\/blog\/wp-content\/uploads\/sites\/2\/2023\/07\/Screenshot-2024-10-16-160308.png 680w, https:\/\/www.osmosis.org\/blog\/wp-content\/uploads\/sites\/2\/2023\/07\/Screenshot-2024-10-16-160308.png?resize=300,227 300w\" sizes=\"auto, (max-width: 680px) 100vw, 680px\" \/><\/figure>\n\n\n\n<p class=\"has-text-align-center wp-block-paragraph\"><em>Scroll down for the correct answer!<\/em><\/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>C.&nbsp;<\/strong><\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"649\" height=\"468\" src=\"https:\/\/www.osmosis.org\/blog\/wp-content\/uploads\/sites\/2\/2023\/07\/Screenshot-2024-10-16-160226-1.png\" alt=\"ECG tracing showing a normal PQRST wave. \" class=\"wp-image-4601\" srcset=\"https:\/\/www.osmosis.org\/blog\/wp-content\/uploads\/sites\/2\/2023\/07\/Screenshot-2024-10-16-160226-1.png 649w, https:\/\/www.osmosis.org\/blog\/wp-content\/uploads\/sites\/2\/2023\/07\/Screenshot-2024-10-16-160226-1.png?resize=300,216 300w\" sizes=\"auto, (max-width: 649px) 100vw, 649px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Rationale:<\/strong>&nbsp;This <strong>ECG tracing<\/strong> shows a <strong>normal PQRST wave.<\/strong> The <strong>P wave<\/strong> is present, regular in <strong>timing <\/strong>and <strong>shape<\/strong>, and there is one for each <strong>QRS complex.<\/strong> The <strong>PR interval<\/strong> is between 0.12 to 0.20 seconds, three to five little boxes. The <strong>QRS duration<\/strong> is less than 0.1 seconds, two and a half little boxes. The <strong>ST segment<\/strong> is not elevated or depressed by more than one small box. The <strong>T wave shape<\/strong> is <strong>asymmetric<\/strong>, and the height is <strong>less than five millimeters in precordial leads<\/strong> and <strong>less than ten millimeters in limb leads.<\/strong>&nbsp;<\/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\"><strong>ECG paper<\/strong> has large squares with thick lines; inside each are 25 smaller squares with thinner lines. Horizontally, each small square represents 0.04 seconds. Vertically, each small square represents 0.1 millivolts. <\/p>\n\n\n\n<p class=\"wp-block-paragraph\">There are eight main things the nurse should look for on an ECG to ensure everything is normal within each PQRST wave. <\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>First, the <strong>heart rate<\/strong> can be calculated by counting the number of <strong>QRS complexes<\/strong> in six seconds and multiplying by 10. <\/li>\n\n\n\n<li>Secondly, the <strong>heart rhythm regularity<\/strong> can be assessed by checking the <strong>distance between the peaks of two consecutive P waves<\/strong> and <strong>two consecutive R waves if the P-P and R-R interval ratios are one.<\/strong> <\/li>\n\n\n\n<li>Thirdly, the <strong>P wave<\/strong> should be checked to ensure it is <strong>present, regular in timing and shape, <\/strong>and that there is <strong>one for each QRS complex<\/strong>. <\/li>\n\n\n\n<li>Fourth, the <strong>PR interval <\/strong>is checked to make sure it is between <strong>0.12 to 0.20 seconds,<\/strong> three to five little boxes. <\/li>\n\n\n\n<li>Fifth, the <strong>QRS duration<\/strong> should be consistently <strong>less than 0.1 seconds,<\/strong> two and a half little boxes. <\/li>\n\n\n\n<li>Sixth, the <strong>ST segment<\/strong> <strong>should not be<\/strong> <strong>elevated or depressed<\/strong> by more than one small box. <\/li>\n\n\n\n<li>Seventh, the <strong>T wave shape <\/strong>should be <strong>asymmetric<\/strong>, and height should be <strong>less than 5 millimeters<\/strong> in precordial leads and <strong>less than 10 millimeters<\/strong> in limb leads. <\/li>\n\n\n\n<li>Finally, the <strong>QT interval<\/strong> should be <strong>less than or equal to half of a cardiac cycle<\/strong>, which can be calculated by measuring the distance between two successive R waves.<\/li>\n<\/ul>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"786\" height=\"334\" src=\"https:\/\/www.osmosis.org\/blog\/wp-content\/uploads\/sites\/2\/2024\/09\/90.png\" alt=\"NORMAL SINUS RHYTHM\n*Normal ECG leads to normal sinus rhythm and normal cardiac electrical activity.\n* Large squares -&gt; Inside of which are 25 smaller squares\n.04 seconds\n.1 millivolts\" class=\"wp-image-671\" srcset=\"https:\/\/www.osmosis.org\/blog\/wp-content\/uploads\/sites\/2\/2024\/09\/90.png 786w, https:\/\/www.osmosis.org\/blog\/wp-content\/uploads\/sites\/2\/2024\/09\/90.png?resize=300,127 300w, https:\/\/www.osmosis.org\/blog\/wp-content\/uploads\/sites\/2\/2024\/09\/90.png?resize=768,326 768w\" sizes=\"auto, (max-width: 786px) 100vw, 786px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"682\" height=\"378\" src=\"https:\/\/www.osmosis.org\/blog\/wp-content\/uploads\/sites\/2\/2024\/09\/91.png\" alt=\"NORMAL SINUS RHYTHM\n* 8 Main Things = ECG Normal\n1. Heart Rate = (# of QRS complexes\/6 sec)x 10\n2. Heart rhythm regularity -&gt; Distance between peaks of 2 consecutive P waves &amp; 2 consecutive R waves -&gt; Ratio of P=P : R-R Intervals = 1, then rhythm regular\n3. P Wave -&gt; Present -&gt; Regular in timing and shape -&gt; 1\/each QRS complex\n4. PR interval = .012-.20 sec (3-5 little boxes)\n5. QRS Duration = < 0.1 sec (2.5 little boxes)\n6. ST Segment -&gt; Not up or down &gt; small box\n7. T Wave Shape -&gt; Assymmetric -&gt; Height < 5 mm in Precordial Leads -&gt; Height < 10 mm in Limb leads\n8. QT Interval -&gt; = or < 0.5 Cardiac Cycle (Distance between 2 successive R waves)\" class=\"wp-image-672\" srcset=\"https:\/\/www.osmosis.org\/blog\/wp-content\/uploads\/sites\/2\/2024\/09\/91.png 682w, https:\/\/www.osmosis.org\/blog\/wp-content\/uploads\/sites\/2\/2024\/09\/91.png?resize=300,166 300w\" sizes=\"auto, (max-width: 682px) 100vw, 682px\" \/><\/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<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"A\"><\/span><strong>A.&nbsp;<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"621\" height=\"339\" src=\"https:\/\/www.osmosis.org\/blog\/wp-content\/uploads\/sites\/2\/2023\/07\/Screenshot-2024-10-16-160152-1.png\" alt=\"ECG tracing of a pathological \u201cQ\u201d wave \" class=\"wp-image-4598\" srcset=\"https:\/\/www.osmosis.org\/blog\/wp-content\/uploads\/sites\/2\/2023\/07\/Screenshot-2024-10-16-160152-1.png 621w, https:\/\/www.osmosis.org\/blog\/wp-content\/uploads\/sites\/2\/2023\/07\/Screenshot-2024-10-16-160152-1.png?resize=300,164 300w\" sizes=\"auto, (max-width: 621px) 100vw, 621px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Rationale:<\/strong>&nbsp;This is not a normal PQRST wave. This ECG tracing reflects a <strong>pathological \u201cQ\u201d wave<\/strong> associated with a <strong>previous myocardial infarction<\/strong>. The \u201cQ\u201d wave on the tracing is <strong>widened and deep.<\/strong> A normal \u201cQ\u201d wave should be <strong>0.03 seconds or less;<\/strong> the \u201cQ\u201d wave on the tracing is <strong>more significant than 0.04 seconds.<\/strong><\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"B\"><\/span><strong>B.<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"648\" height=\"431\" src=\"https:\/\/www.osmosis.org\/blog\/wp-content\/uploads\/sites\/2\/2023\/07\/Screenshot-2024-10-16-160209-1.png\" alt=\"ECG tracing of an abnormal ST segment\" class=\"wp-image-4599\" srcset=\"https:\/\/www.osmosis.org\/blog\/wp-content\/uploads\/sites\/2\/2023\/07\/Screenshot-2024-10-16-160209-1.png 648w, https:\/\/www.osmosis.org\/blog\/wp-content\/uploads\/sites\/2\/2023\/07\/Screenshot-2024-10-16-160209-1.png?resize=300,200 300w\" sizes=\"auto, (max-width: 648px) 100vw, 648px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Rationale:<\/strong>&nbsp;This is not a normal PQRST wave. The <strong>ST segment should not be elevated or depressed<\/strong> by more than one small box. The <strong>ST depression<\/strong> in this ECG is <strong>abnormal <\/strong>and may be associated with <strong>myocardial ischemia<\/strong>.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"D\"><\/span>D. <span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"680\" height=\"515\" src=\"https:\/\/www.osmosis.org\/blog\/wp-content\/uploads\/sites\/2\/2023\/07\/Screenshot-2024-10-16-160308-1.png\" alt=\"ECG tracing of an abnormal \u201cP\u201d wave \" class=\"wp-image-4600\" srcset=\"https:\/\/www.osmosis.org\/blog\/wp-content\/uploads\/sites\/2\/2023\/07\/Screenshot-2024-10-16-160308-1.png 680w, https:\/\/www.osmosis.org\/blog\/wp-content\/uploads\/sites\/2\/2023\/07\/Screenshot-2024-10-16-160308-1.png?resize=300,227 300w\" sizes=\"auto, (max-width: 680px) 100vw, 680px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Rationale:&nbsp;<\/strong>This is not a normal PQRST wave. The <strong>ECG tracing<\/strong> reflects an <strong>abnormal \u201cP\u201d wave<\/strong> associated with <strong>right atrial enlargement<\/strong> that occurs with disease processes such as <strong><a href=\"https:\/\/www.osmosis.org\/learn\/Case_study_-_Chronic_obstructive_pulmonary_disease_(COPD):_Nursing\">chronic obstructive pulmonary disease (COPD)<\/a><\/strong>. The amplitude of a <strong>normal P wave<\/strong> should be <strong>0.25 millivolts (mV).<\/strong> Vertically, each small square represents 0.1 mV; therefore, the \u201cP\u201d wave in the tracing is 0.5 mV.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><a href=\"https:\/\/www.osmosis.org\/plans\"><img loading=\"lazy\" decoding=\"async\" width=\"904\" height=\"324\" src=\"https:\/\/www.osmosis.org\/blog\/wp-content\/uploads\/sites\/2\/2024\/09\/92.png\" alt=\"Osmosis sign up ad\" class=\"wp-image-673\" srcset=\"https:\/\/www.osmosis.org\/blog\/wp-content\/uploads\/sites\/2\/2024\/09\/92.png 904w, https:\/\/www.osmosis.org\/blog\/wp-content\/uploads\/sites\/2\/2024\/09\/92.png?resize=300,108 300w, https:\/\/www.osmosis.org\/blog\/wp-content\/uploads\/sites\/2\/2024\/09\/92.png?resize=768,275 768w\" sizes=\"auto, (max-width: 904px) 100vw, 904px\" \/><\/a><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><strong><em>Want more NCLEX\u00ae-style practice questions? Try Osmosis today! Access your\u00a0<a href=\"http:\/\/osmosis.org\/plans\" target=\"_blank\" rel=\"noreferrer noopener\">free trial<\/a>\u00a0and discover why millions of current and future clinicians and caregivers love learning with us.<\/em><\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Get ready for the NCLEX-RN\u00ae exam by honing your skills in ECG interpretation. Today\u2019s question focuses on recognizing a normal PQRST wave. Test your knowledge and prepare for success in the cardiac unit.<\/p>\n","protected":false},"author":279,"featured_media":670,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[20,29,1367,1366,32],"tags":[429,306,431,371,283,245,430,154,149,428],"class_list":["post-669","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-exam-prep","category-nclex","category-nclex-rn","category-questions","category-nursing","tag-cardiac-assessment","tag-ecg","tag-ecg-interpretation","tag-heart-rhythm","tag-nclex","tag-nursing-education","tag-nursing-exams","tag-nursing-skills","tag-patient-care","tag-pqrst-wave"],"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: Normal PQRST wave - 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-normal-pqrst-wave\" \/>\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: Normal PQRST wave - Osmosis Blog\" \/>\n<meta property=\"og:description\" content=\"Get ready for the NCLEX-RN\u00ae exam by honing your skills in ECG interpretation. Today\u2019s question focuses on recognizing a normal PQRST wave. 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