Author Question: Which part of the conduction system has the slowest conduction speed, and is thus responsible for ... (Read 89 times)

xroflmao · **on:** Jul 2, 2018

Which part of the conduction system has the slowest conduction speed, and is thus responsible for slowing down impulses until the heart is ready to receive them?

A) SA node
B) Atria
C) AV node
D) Ventricles

Question 2

A Normal Sinus Rhythm should have a QRS of less than ________ sec.

A) 0.12
B) 0.18
C) 0.20
D) 0.22