EKG QUiz and Exam 1 Dysrhythmias exam with 100% correct solutions 2024

If there is a P-wave, the rhythm will be called "___________" something.... correct answers"sinus" where in EKG does Atrial Repolarization occur? correct answersAtria repolarization actually occurs during QRS wave but you cannot detect it __________ means any type of abnormal beat (came somewhere else besides SA node) correct answersEctopic PR interval: long or short? Long PR interval would indicate something blocking the ________________signal (some type of block). Ie: lack of perfusion; correct answerselectrical Normal QRS should be narrow (ie: quick) a _______ QRS indicates that it is abnormally travelling thru thick muscles of ventricle instead of flowing L to R from SV Node to AV node to LV's purkinje fibers**** correct answerswide P Wave represents ______________depolarization correct answersAtrial depolarization PR Interval? Beginning of P to beginning of _______ correct answersQRS ______ wave represents: Ventricle repolarization correct answersT Rate 60-100 bpm (normal timeframe of _____ node) correct answersSA PAC- correct answersPremature Atrial Contraction PVC- correct answersPremature Ventricular Contraction ******________can be identified by weird, ununiform QRS wave***** see slide 23 on Dysrhythmia powerpoint correct answersV-fib Multifocal PVC's are dangerous because it indicates multiple parts of _________ in trouble. Unifocal PVC's are not especially unusual correct answersheart _________ means every other beat. correct answersBigeminy (PVC identification) R on T usually means ________bigeminy correct answersventricular