In humans,blood flows from the posterior vena cava into the diastolic right atrium due to:

  • A
    Opening of venous valves due to pressure
  • B
    Suction pressure
  • C
    Stimulation of the sinoatrial node
  • D
    Pressure difference between the atrium and the posterior vena cava

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Similar Questions

The $lubb$ and $dubb$ heart sounds are produced due to:

Analogy type questions:
$(1)$ Right atrium and right corner : $SA$ node :: Corner of right atrium : .......
$(2)$ First heart sound : $Lubb$ :: Second heart sound : ...........

Who is known as the 'Father of Physiology'?

The pacemaker of the heart is known as ........

The 'lub' heart sound is produced during the closure of which valves?

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