ANIMAL PHYSIOLOGY
HUMAN CIRCULATION
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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The heart is enclosed in a double layered membrane called
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Pericardium membrane
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Pericardial membrane
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Pleural membrane
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None of the above
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Explanation:
Detailed explanation-1: -Pericardium is a double layered protective covering of the heart. Outer layer is the parietal pericardium and the inner layer is visceral pericardium enclosing a pericardial cavity filled with pericardial fluid .
Detailed explanation-2: -Heart is covered by a double layered membrane called the pericardial membrane. It secretes pericardial fluid. It lubricates the heart to prevent the friction with tissues around the heart.
Detailed explanation-3: -A human heart is enclosed in a double-walled sac called pericardium.
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