Heart Layers Flashcards

1
Q

Endocardium

A

Inner layer of heart, which is very smooth and lines chambers of heart

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2
Q

Myocardium

A

Middle layer of heart; thick and composed of cardiac muscle; layer produces heart contraction

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3
Q

Epicardium

A

Outer layer of heart; forms part of pericardium

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4
Q

Pericardium

A

Double-walled outer sac around heart; inner layer of pericardium is the epicardium, outer layer is heart itself; this sac contains pericardial fluid that reduces friction caused by heart beating

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5
Q

Visceral Pericardium

A

Inner layer of pericardium surrounding heart

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6
Q

Parietal Pericardium

A

Outer layer of pericardium surrounding heart

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