STD 11 - 15. Body fluids and criculations — BIOLOGY STD 11 Science — Question
Rajasthan BoardEnglish MediumSTD 11 ScienceBIOLOGYSTD 11 - 15. Body fluids and criculations1 Mark
MCQ
During systole of ventricle
A
Blood enters the heart
B
Blood leaves the heart
✓
Blood leaves the ventricle
D
Blood enters lungs
✓
Answer
Correct option: C.
Blood leaves the ventricle
c (c) Systole is the muscular contraction of the heart or of any chamber of it. Commonly, it is used to refer to the ventricles of human heart. During this stage the openings for $CSA$ and $PT$ are open, so the blood leaves the ventricles.
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