ANSWERS 2026-2027
What does the P wave represent? - CORRECT ANSWER -atrial contraction
Define: Repolarization - CORRECT ANSWER -when the heart recovers electronically
Define: Depolarization - CORRECT ANSWER -contraction of cardiac cells
What does the QRS wave represent? - CORRECT ANSWER -ventricular contraction
What does the T wave represent? - CORRECT ANSWER -ventricular relaxation
Which wave only occurs occasionally in some patients? - CORRECT ANSWER -the U wave
What does the vertical line on the EKG represent? - CORRECT ANSWER -voltage
What does the horizontal line on the EKG represent? - CORRECT ANSWER -time
What is a baseline? - CORRECT ANSWER -the flat line that separates the various waves
What is one box equal to? - CORRECT ANSWER -.04 sec
What are 5 large squares equal to? - CORRECT ANSWER -.2 sec
What does BPM stand for? - CORRECT ANSWER -beats per minute
What is electrolyte? - CORRECT ANSWER -substance used to conduct current better