When Comparing Cardiac Muscle Cells and Skeletal Muscle Cells

question 56

Multiple Choice

When comparing cardiac muscle cells and skeletal muscle cells,

• A) the rate of action potential propagation is faster in cardiac muscle.
• B) both possess intercalated discs.
• C) only skeletal muscle has a plateau phase in its contraction cycle.
• D) action potentials are conducted from cell to cell only in cardiac muscle.
• E) both are voluntary.