Zoology-Cardiac Cycle
NEET Zoology Cardiac Cycle MCQ Question
Type: MCQ-diagram based-Easy-Class 11
Consider a diagram showing the phases of the cardiac cycle, and identify the phase where the semilunar valves are forced open allowing blood to flow into the circulatory pathways.
A
Ventricular systole
B
Atrial systole
C
Ventricular diastole
D
Atrial diastole
Correct Answer
Option A
Detailed Explanation
During ventricular systole, the ventricular pressure increases sufficiently to open the semilunar valves, allowing blood to flow into the pulmonary artery and aorta.
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