In humans, blood passes from the post caval to the diastolic right atrium of heart due to
Options
(a) pushing open of the venous valves suction pull
(b) stimulation of the sino auricular node
(c) suction pull
(d) pressure difference between the post caval and atrium
Correct Answer:
stimulation of the sino auricular node
Explanation:
In human, blood passes from the post caval to the diastolic right atrium of heart due to suction pull.