Medical Surgical Nursing Exam 2 Questions and Answers 2023-24
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Medical Surgical Nursing Exam 2 Questions and Answers 2023-24 What does the P wave represent? {{Answer:- - atrial contraction (depolarization) What does the QRS complex represent? {{Answer:- ... - ventricular contraction (depolarization) What does it mean when a P wave changes shape? {{Answer:- - abnormal atria - pericarditis - Premature Atrial Contractions (ectopic beat) What does the PR interval represent? {{Answer:- - The time required for the impulse to travel from the atria through the AV node (AV conduction time) What does the ST segment represent? {{Answer:- - interval between ventricular depolarization and ventricular repolarization. Normal QRS complex duration {{Answer:- - 0.04-0.10 seconds Normal PR interval time {{Answer:- - 0.12-0.20 seconds [Show More]
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