Question

20.3 cardiac muscle tissue and the cardiac conduction system
which of the following terms is not associated with cardiac muscle fibers?
o mononucleated
o voluntary
o intercalated discs
o striated

Explanation:

Cardiac muscle fibers are mononucleated, have intercalated discs, and are striated. They are involuntary muscles, meaning we cannot consciously control their contraction. Voluntary control is characteristic of skeletal muscles, not cardiac muscles.

Answer:

B. voluntary