Info

Muscle

Origin

Insertion

Action

Nerve Supply

Hamstring Group

Biceps femoris

Ischial tuberosity and linea aspera of femur

Head of fibula and lateral condyle of tibia

Flexes and rotates leg laterally and extends thigh

Tibial n.

Semitendinosus

Ischial tuberosity

Medial surface of tibia

Flexes and rotates leg medially and extends thigh

Tibial n.

Semimembranosus

Ischial tuberosity

Medial condyle of tibia

Flexes and rotates leg medially and extends thigh

Tibial n.

Sartorius

Anterior superior iliac spine

Medial surface of tibia

Flexes leg and thigh, abducts and rotates thigh laterally

Femoral n.

Quadriceps Femoris Group

Rectus femoris

Spine of ilium and margin of acetabulum

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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