InterviewSolution
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InterviewSolution
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Heart is Derived from endoderm in humansProtected by a double walled pericardium4 chambered in all vertebratesMyogenic throughout animal kingdom |
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Answer» tion:The HEART is COVERED by a double-layered membrane called as pericardium. The outer LAYER is called as parietal pericardium while the inner layer is called visceral pericardium. The space between the two layers is filled with pericardial fluid which reduces the friction while PUMPING of the heart.'Pericardium'. |
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