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Articular capsule of temporomandibular joint

Capsula articularis articulationis temporomandibularis · Kloubní pouzdro čelistního kloubu

Joints & cartilage

Looks like

A loose fibrous sleeve around the jaw joint, just in front of the ear, running from the skull base to the neck of the jaw bone.

What it does

Encloses the joint and its lubricating fluid, and lets the jaw both hinge and slide forward when the mouth opens wide.

Keeping it well

Inflamed by clenching, grinding or arthritis, giving pain in front of the ear. A jaw that locks open after a yawn needs prompt reduction.

Related conditions