Muscles that Move the

The muscles that move the leg connect the tibia or fibula to the femur or to the pelvic girdle. They fall into two major groups—those that flex the knee and those that extend it. The muscles of these groups are shown in figures 9.35, 9.36, 9.37, 9.38, in reference plates 66 and 67, and are listed in table 9.13. Muscles that move the leg include the following:

Flexors Extensor

Biceps femoris Quadriceps femoris group

Semitendinosus

Semimembranosus

Sartorius

Essentials of Human Physiology

Essentials of Human Physiology

This ebook provides an introductory explanation of the workings of the human body, with an effort to draw connections between the body systems and explain their interdependencies. A framework for the book is homeostasis and how the body maintains balance within each system. This is intended as a first introduction to physiology for a college-level course.

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