The heart is covered by a membranous bag of how many walls?(a) One(b) Two(c) Three(d) It is not covered by a membranous bagThe question was posed to me by my school teacher while I was bunking the class.This key question is from Double Circulation in division Body Fluids and Circulation of Biology – Class 11

The heart is covered by a membranous bag of how many walls?(a) One(b)

1.	The heart is covered by a membranous bag of how many walls?(a) One(b) Two(c) Three(d) It is not covered by a membranous bagThe question was posed to me by my school teacher while I was bunking the class.This key question is from Double Circulation in division Body Fluids and Circulation of Biology – Class 11
Answer» The correct answer is (b) Two Best explanation: Heart is PROTECTED by a double-walled membranous bag, pericardium, ENCLOSING the PERICARDIAL fluid which acts as a SHOCK absorber. Our heart consists of FOUR chambers.

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