Human Anatomy & Physiology (9th Edition)

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

Chapter 10 - The Muscular System - Review Questions - Page 383: 28a

Answer

28a. Two Muscles of the Thenar Eminence 1. Flexor pollicis brevis 2. Abductor pollicis brevis

Work Step by Step

28a Muscles of the thenar eminence 1. Abductor pollicis brevis Action: abducts thumb at carpometacarpal joint 2. Flexor pollicis brevis Action: flexes thumb at carpometacarpal joint Other Muscles of Thenar Eminence Opponens pollicis Adductor pollicis ( sometimes included)
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