Human Anatomy & Physiology (9th Edition)

Published by Pearson
ISBN 10: 0321743261
ISBN 13: 978-0-32174-326-8

Chapter 13 - The Peripheral Nervous System and Reflex Activity - Review Questions: 8(3)

Answer

B

Work Step by Step

Accessory nerve or cranial nerve 12 is purely a motor nerve. It is responsible for head turning and shoulder shrugging. It supplies sternocleidomastoid and trapezius muscle.
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