Complex Med Surg Exam 6 questions with correct answers
atrial fibrillation - Answer rapid, random, ineffective contractions of the atrium Atrial Flutter - Answer irregular beating of the atria; often described as "a-flutter with 2 to 1 block or 3 to 1 block" normal sinus rhythm - Answer heart rhythm originating in the sinoatrial node with a rate in patients at rest of 60 to 100 beats per minute P wave - Answer atrial depolarization QRS complex - Answer ventricular depolarization PR interval - Answer delay of AV node to allow filling of ventricles ST segment - Answer time during which ventricles are contracting and emptying T wave - Answer ventricular repolarization *** ventricles are vulnerable to irritation impulses at this time*** ECG - Answer
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complex med surg exam 6 questions with correct ans
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