At an intercalated disc,

A) the cell membranes of two cardiac muscle fibers are completely separated by a synapse.
B) the myofibrils are loosely attached to the membrane of the disc.
C) t-tubules unite the membranes of the adjoining cells.
D) two cardiac muscle cells are connected by gap junctions.
E) All of the answers are correct.


D) two cardiac muscle cells are connected by gap junctions.

Anatomy & Physiology

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Fill in the blank(s) with the appropriate word(s).

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