a
reduce the friction caused by the pumping movements of the heart
b
supply the heart with organisms from attacking the heart
c
prevent disease organism from attacking the heart
d
reduce the intensity of the pumping
Explanation
Correct Option
aVideo Explanation
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godstamtam
7 years ago
yes A is correct
Pericardial fluid reduces friction within the pericardium by lubricating the epicardial surface allowing the membranes to glide over each other with each heart beat
