Section 48 - The Heart Flashcards
1
Q
How many layers does the heart have? Name the layers.
A
3 layers
-Endocardium- the endothelial inner layer lining of the heart
-Myocardium- the muscular middle layer, the contractile element of the heart
-Epicardium- the fibrous outer layer of the heart. The coronary arteries, which supply blood to the heart, are found in this layer
2
Q
What is epicardium?
A
The fibrous outer layer of the heart. The coronary arteries, which supply blood to the heart, are found in this layer
3
Q
What are the two upper chambers of the heart called?
A
Right and left atriums
4
Q
Are the left and right sides of the heart directly connected?
A
No, right tricuspid value and left bicuspid value
5
Q
How many valves does each side of the heart have?
A
2
