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Which Event Occurs During the First Phase of Ventricular Systole

Question 117

Multiple Choice

Which event occurs during the first phase of ventricular systole?


A) Chordae tendineae are loose.
B) Semilunar valves are open .
C) The volume of the ventricles changes dramatically.
D) Blood exits from the ventricles.
E) Atrioventricular valves are closed.

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