Synovial sheaths and tendons at ankle. B. Synovial sheaths of tendons at ankle, anterolateral view.

Long flexor tendons and their fibrous sheaths. Transverse section of a finger showing the osseofibrous tunnel with tendons in it.

Anterior view of the deep flexors of the digits and related structures.

The retinacula hold tendons in place.

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

T1 axial (transverse) MRI of leg. B. Middle. Insert image indicates level of MRI.

Anterior view of the bones of the upper limb showing muscle attachments.

Dorsum of foot. A. Surface anatomy, posterolateral view. (Numbers refer to structures labeled in B).

Transverse section and MRI through ankle. B. Transverse MRI (Numbers in B refer to structures labeled in A. ) Insert indicates level of MRI.

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

Muscles of leg and foot, anterolateral view.

T1 axial (transverse) MRI of leg. A. Proximal. Insert image indicates level of MRI.

Extensor digitorum