BIOLOGY
JAMB 2005 - Question 18
Biology 2005 JAMB Past Questions - Question 18: The function of the fluid-filled pericadium is to
Choose the most appropriate option for the gap .
A:
B:
C:
D:
Correct Answer
A
Explanation
AThe heart is covered by two layered toughmembranous bag calledpericardium. The space between the twolayered bag is filled with fluid. This fluid reduces the friction between theheart wall (ie cardiac muscles) and their surrounding tissues caused by thepumping action of the heart. The coronary arteries supply the heart with bloodcontaining oxygen and nutrients."
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