Select the correct statement about the structure of the heart wall. A. Connective tissue in the heart wall aids in the conduction of the action potential. B. The heart chambers are lined by the endomysium.

Select the correct statement about the structure of the heart wall.

A. Connective tissue in the heart wall aids in the conduction of the action potential.
B. The heart chambers are lined by the endomysium.
C. The fibrous skeleton forms the bulk of the heart.
D. The myocardium is the layer of the heart that actually contracts.

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