Veterinary Gross Anatomy

SHOULDER JOINT

Ox

(Click for image of  Shoulder joint anterior view, posterior view and medial view)

• It is an enarthrosis formed between the glenoid cavity of the scapula and the head of the humerus.
  • Ligaments
    • Capsular ligament is the only ligament, which is loose and is protected by the several muscles of the shoulder around the joint.
    • The position of the joints not fixed because both the bones can move.
  • Motion
    • Polyaxial. Extension and flexion are best marked. Adduction and abduction and circumduction are also present.

Horse

• No difference.

Dog

• The rim of the glenoid cavity is raised by a marginal cartilage.