KVPY Sample Paper KVPY Stream-SX Model Paper-12

  • question_answer
    In humans, blood passes from the postcaval to the diastolic right atrium of heart due to

    A) pushing open of the venous valves

    B) suction pull

    C) stimulation of the sinoauricular node

    D) pressure differences between the caval and atrium

    Correct Answer: D

    Solution :

    Due to the different pressure between the caval and atrium, the blood passes from the postcaval to the diastolic right atrium of human heart.


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