Anterior view of the muscles of the right arm (brachialis muscle, brachioradialis muscle, flexor digitorum profundus muscle, pronator quadratus muscle and lumbrical muscles).

Long flexor tendons and their fibrous sheaths. Fibrous digital flexor sheath showing the two osseofibrous tunnels.

Anterior view of deep dissection of palm and digits with ulnar nerve.

Posterior aspect of the elbow, with distal portion of triceps brachii muscle removed and anconeus retracted.

Superficial dissection of sole of foot.

Anterior view of the forearm showing the flexor digitorum superficialis muscle and its skeletal attachments.

Transverse MRI of forearm: CV, cephalic v; FCR, flex carpi rad; RV, radial vessels; FDS, flex dig super; UV, ulnar vessels; FCU, flex carpi ulnaris; AV, ant interos vessels; INT, interos mem; FDP, flex dig profundus; FPL, flex pol long; U, ulna; R, radius

Transverse section through adductor pollicis; for level of section, see insert (line A).

Medial ankle and foot. B. Foot raised as in walking, medial view.

Superficial layers of anterior forearm muscles.

Second layer of muscles of sole of foot.

Sole of foot. Second layer of muscles displayed by removal of flexor digitorum brevis.

Flexor digitorum profundus