What are ventricles "doing" during atrial contraction?
A) pumping blood into the great vessels
B) closing their AV valves
C) relaxing
D) opening their semilunar valves

Name: What are ventricles "doing" during atrial contraction? A) pumping blood into the great vessels B) closing their AV valves C) relaxing D) opening their semilunar valves
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Question

Quizplus · Accepted Answer

During atrial contraction blood is pumped into the relaxed ventricles.During atrial contraction the AV valves must be open;the semilunar valves are closed.

What Are Ventricles "Doing" During Atrial Contraction