Question 3

(Multiple Choice)

Place the following events in the correct sequence in which they occur: excitation-contraction coupling, electrical excitation of the muscle cell membrane, sliding of the myofilaments.


A) sliding of the myofilaments, electrical excitation of the muscle cell membrane, excitation-contraction coupling
B) electrical excitation of the muscle cell membrane, excitation-contraction coupling, sliding of the myofilaments
C) electrical excitation of the muscle cell membrane, sliding of the myofilaments, excitation-contraction coupling
D) excitation-contraction coupling, sliding of myofilaments, electrical excitation of the muscle cell membrane

Answer

B