Contributions of the lumbosacral plexus to the gluteal nerves and to the sciatic nerve. Scheme of motor distribution of the sciatic nerve to the posterior muscle group of the thigh.

Lateral view of the thigh showing the adductor magnus muscle and its skeletal attachments.

Anterior view of the thigh showing the gracilis muscle and its skeletal attachments.

Anterior view of the forearm showing the flexor carpi ulnaris muscle and its skeletal attachments.

The four bipennate dorsal interossei muscles abduct the fingers. All muscles are supplied by the ulnar nerve.

Posterior view of the thigh showing the gracilis muscle and its skeletal attachments.

Medial region of thigh. The adductor group is supplied by the obturator nerve.

The three principal muscle groups of the thigh and their respective motor nerve territories.

Bones of foot, plantar view. A. Muscle attachments.

Lateral view of the bony hand showing muscle attachments.

Medial aspect of knee. B. Bones, showing muscle and ligament attachments.

Transverse section of thigh. A. Dissection.

Adductor muscle group