Ch 6 Flashcards
1
Q
heart structure
A
four-chambered, hollow, muscular organ
size of a fist
surrounded by pericardium
2
Q
layers of the heart
A
epicardium, myocardium, endocardium
3
Q
epicardium
A
thin outer layer of the heart
4
Q
myocardium
A
middle muscle layer of the heart
5
Q
endocardium
A
thin inner layer of the heart