Structurally, the Working Myocardial Cells Are

Structurally, the working myocardial cells are:

A) cylindrical, branching and contain many nuclei located throughout.
B) enclosed in a plasma membrane called a contractile element.
C) made up of a small latticework of intricate strands composed of two protein filaments referred to as actin and myosin.
D) supplied with energy by the desmosomes which are interspersed within the cell.