Muscles Are Only Able to Pull, They Never Push

question 88

True/False

Muscles are only able to pull, they never push.

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Definitions:

Pericardium

The membranous sac filled with serous fluid that encloses the heart and the roots of the aorta and other large blood vessels.

Myocardium

The muscular layer of the heart wall responsible for the heart's pumping action.

Endocardium

The innermost layer of tissue that lines the chambers of the heart and is continuous with the inner lining of blood vessels.

Pints Of Blood

A measurement unit for blood, commonly used in transfusions and donations, with one pint equaling approximately 473 milliliters.