A Muscle Cell Experiences Enough Stimulation That Intracellular Calcium Cannot

Multiple Choice

A muscle cell experiences enough stimulation that intracellular calcium cannot be restored to resting levels after the arrival of action potentials at the neuromuscular junction. This will result in which of the following?

A) tetanus
B) myosin heads having access to actin binding sites because of the movement of tropomyosin
C) sustained muscle contraction
D) all of the above