NCCT ECG practice test Complete solutions pack.

NCCT ECG practice test Complete solutions p wave should always be upright in leads 1 and 2 - ANSWERwhat would be considered a cardinal feature of sinus rhythm? U - ANSWERwhat is a small wave (similar to the P wave) that sometimes appears after the T wave, and is thought to represent late repolarization of the Purkinje fibers in the ventricles? sick sinus rhythm - ANSWERa disturbance of SA nodal function that results in a markedly variable rhythm is known as atrial fibrillation - ANSWERwhat term best describes a cardiac condition that demonstrates a sinus rate of 250 to 350 beats per minute T - ANSWERwhich wave represents ventricle depolarization ventricular tachycardia - ANSWERwhich of these ECG findings indicates a pulse greater than 100 beats per minute with at least three irregular beats in a row atrial depolarization - ANSWERthe p wave is indicative of premature atrial contraction with pvcs - ANSWERwhat best describes this rhythm strip trigeminy pvcs - ANSWERwhat best describes this rhythm strip sinus bradycardia - ANSWERwhat best describes this rhythm strip isolated pvc - ANSWERwhat best describes this rhythm strip diastole - ANSWERoccur when the ventricle relax, and the blood flows into the atrium from the vena cava and pulmonary exposure to interference - ANSWERwhat is the LEAST likely to cause under-sensing in the ECG over-sensing - ANSWERdrug therapy, hyperkalemia, Twiddler's syndrome, and battery depletion can all be occasional causes of ECG ________. pericardium - ANSWERthe membranous sac filled with serious fluid that encloses the heart and the roots of the aorta and other large blood vessels is known as the atrial fibrillation - ANSWERthe abbreviation AF is most commonly used for