Which of the following is NOT a correct comparison of cardiac myocytes to other muscle cell types?
A) Like smooth muscle cells, some cardiac myocytes have pacemaker potentials.
B) Like some smooth muscle cells, cardiac myocytes are electrically coupled.
C) Like skeletal muscle cells, actin and myosin are organized into sarcomeres.
D) Like skeletal muscle, contraction of cardiac muscle is under autonomic nervous control.
E) Like smooth muscle cells, cardiac muscle is under hormonal control.

Question

Quizplus · Accepted Answer

Cardiac muscle contraction is not under direct autonomic nervous control like skeletal muscle; instead, it is influenced by the autonomic nervous system through modulation of heart rate and force of contraction. Skeletal muscle contraction is under voluntary control via the somatic nervous system.

Which of the Following Is NOT a Correct Comparison of Cardiac