NEET Biology Body Fluids And Circulation Based Practice Questions & Answers with Viewers Discussion and Detailed Explanation

Body Fluids And Circulation Topic Based

Question & Answer Discuss:

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

(a) suction pull

(b) pushing open of the venous valves

(c) stimulation of the sino auricular node

(d) pressure difference between the post caval and atrium

Answer: (d)

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