Inquiry into Life 14th Edition by Sylvia Mader,Michael Windelspecht

Exercise 5

Choose the best answer for each question.
Nervous stimulation of muscles
A) occurs at a neuromuscular junction.
B) results in an action potential that travels down the T system.
C) causes calcium to be released from expanded regions of the sarcoplasmic reticulum.
D) All of these are correct.