STANDARDZoology-Human Physiology
STANDARD Zoology Circulatory System MCQ Question
Type: MCQ-conceptual-Medium
The duration of cardiac cycle is
A
0.8 sec
B
0.8 μ sec
C
0.08 sec
D
0.008 sec
Correct Answer
Option A
Detailed Explanation
The sequence of events of one heartbeat is called the cardiac cycle. It includes atrial systole, ventricular systole, and ventricular diastole, lasting approximately 0.8 seconds.
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