Answer
B.
Work Step by Step
A. is wrong since it puts ACh in the wrong place in somatic neuron function, while C. is wrong since ACh has no such role in myosin action. D is wrong because it misstates the result of ACh contact with the muscle.
Biology (11th Edition)
by Raven, Peter; Johnson, George; Mason, Kenneth; Losos, Jonathan; Singer, Susan
Published by
McGraw-Hill Education
ISBN 10:
1259188132
ISBN 13:
978-1-25918-813-8
Chapter 46 - The Musculoskeletal System - Review Questions - Apply - Page 982: 6
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