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Heart Function MCQ Quiz Online

Practice Heart function Multiple Choice Questions (MCQ) to solve heart function quiz answers PDF to learn 7th grade science online course. Human Transport System Multiple Choice Questions and Answers (MCQs), Heart Function quiz questions PDF for online certifications. "Heart Function MCQ" PDF Book: arteries veins and capillaries, blood circulation, human heart test prep for online teaching certification programs.

"When atria contracts, ventricles" Multiple Choice Questions (MCQ) on heart function with choices relax, also contract, squeeze, and block for online certifications. Learn human transport system quiz questions for online certificate programs for online study.

MCQs on Heart Function

MCQ: When atria contracts, ventricles

relax
also contract
squeeze
block

MCQ: The function of the valves is to

transfer the blood from atria to ventricles
stop the backflow of blood
help chambers to contract
help chambers to relax

MCQ: The muscles of the atria and ventricles squeeze to

move the blood
make some space for blood
make space for air
build a vacuum

MCQ: When ventricles contract, atria

relaxes
also contracts
squeezes
blocks