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: 25


25. Muscles that are lateral rotators of the hip and thigh 1. Gluteus maximus 2. Sartorius 3. Quadratus femoris 4. Obturator externus 5. Gemillus exterior and interior 6.Piriformis

Work Step by Step

These muscles act across the hip joint to rotate the hip and thigh laterally. The sartorius also flexes and adducts the thigh; and helps in kicking a soccer ball Gluteus maximus laterally rotates thigh bur it is also the major extensor of the thigh The piriformis, the obturator (externus and internus), and the Gemmelli, can adduct the thigh as well as laterally rotate it
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