THORAX ABDOMEN AND PELVIS

MEDICAL

HEART AND PERICARDIUM

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
In the walls of the heart, there are two thin layers around a thick layer of muscle called the
A
epithelial tissue.
B
pericardium.
C
connective tissue.
D
myocardium.
Explanation: 

Detailed explanation-1: -The muscles of the heart, termed the myocardium, make up the middle and thickest layer of the heart wall. This layer lies between the single-cell endocardium layer, which lines the inner chambers, and the outer epicardium, which makes up part of the pericardium that surrounds and protects the heart.

Detailed explanation-2: -The wall of the heart separates into the following layers: epicardium, myocardium, and endocardium.

Detailed explanation-3: -Myocardium-the middle, muscular layer.

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