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: 26


26. Muscles that help in horse riding: 1. Adductor magnus 2. Adductor longus 3. Adductor brevis

Work Step by Step

26. Muscles that help you keep your seat on a horse; The three adductor muscles --Adductor magnus, adductor longus and adductor brevis constitute a significant muscle mass that form the medial parts of the thigh. Their common action--exerted at different levels is to press the thighs inward. This action is important in keeping one in the saddle when one is riding a horse or a mule ( especially when riding a donkey bareback), Abductor magnus. This muscle also adducts, flexes and extends the thigh. Adductor longus; adducts, flexes and medially rotates the thigh. Adductor brevis: adducts, flexes and medially rotates the thigh.
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