General Anatomy · Cardiovascular System · Hard

Epicardium

Meaning: The thin inner layer of the sac around the heart, lying directly on the outer surface of the heart muscle.

In practice: The coronary arteries run in fat just beneath the epicardium on the heart's surface.

Word parts

Many medical words are built from Greek and Latin parts like these, so learning a few helps you work out new terms.

Two questions on related general anatomy words.

Which word means: One of the two male reproductive glands in the scrotum that produce sperm and the main male sex hormone.

Which word means: A small branch of an artery that leads into capillaries and helps control blood pressure.

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