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In humans, blood passes from the post ca...

In humans, blood passes from the post caval to the diastolic right atrium of heart due to

A

pressure difference between the post caval and atrium

B

pushing open of the venous valves suction pull

C

suction pull

D

stimulatiion of the sino auricular node

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The correct Answer is:
A
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TRUEMAN BIOLOGY-BODY FLUIDS AND CIRCULATION-Multiple Choice Questions
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  10. A portion of cardiovascular system that transport oxygen depleted bloo...

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  11. Which blood group lacks antigen on their RBCs ?

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  17. Find out the wrong statement .

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  18. Bundle of His is a part of which one of the following organs in humans

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