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CLEP Biology Practice Test
Multiple Choice
CLEP Biology
Multiple Choice Practice Test
Question 1 of 3
44% Get this Question Right
The shortest phase of cardiac cycle is
A
Atrial systole
B
Ventricular diastole
C
Atrial diastole
D
Equal duration for A and B
E
Ventricular systole
Atrial systole is the shortest phase of cardiac cycle. Atrial systole gets completed in 0.1 seconds. Duration of atrial diastole is 0.7 seconds. Duration of ventricular systole and diastole is 0.3 seconds and 0.5 seconds respectively.
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