Medical Quiz

Topics: Anatomy - Muscle Histology/NMJ/Physiology Quiz

Which of these occurs last during a muscle contraction?

A. The nerve signal reaches the neuromuscular junction

B. Ach is released and opens Na ion channels

C. The sarcomere shortens

D. The myosin binds to the actin

Select your answer:
     


Preview next quiz:

Which muscle characteristic allows the muscle to return to resting length after contraction?

A. Contractility

B. Excitability

C. Extensibility

D. Tension