physiology MCQs – Page 27

Practise focused physiology questions with marked answers for exam preparation and subject revision.

physiology Mcqs
521. Effect on force of contraction of heart is_____________?
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A. Ionotropic effect

B. Chronotropic effect

C. Dromotropic effect

D. Bathmotropic

522. All the heart valves are open during which stage of cardiac cycle __________________?
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A. Systolic ejection

B. None of the above

C. Isovolumetric relaxation

D. Isovolumetric contraction