The skeleton of the arm and leg. Labels: H, the humerus; Cd, its articular head which fits into the glenoid fossa of the scapula; U, the ulna; R, the radius; O, the olecranon; Fe, the femur; P, the patella; Fi, the fibula; T, the tibia.

Arm and Leg Skeleton

The skeleton of the arm and leg. Labels: H, the humerus; Cd, its articular head which fits into the…

Posterior view of elbow, showing relative position of condyles and olecranon. A, in extension; B, in flexion.

Posterior View of Elbow

Posterior view of elbow, showing relative position of condyles and olecranon. A, in extension; B, in…

Fracture of the olecranon.

Fractured Olecranon

Fracture of the olecranon.