Anterior view from above of a flexed knee with an artificial proximal joint in place. Planes of resection of the articular tibial surface during knee arthroplasty surgery are indicated by the blue structures.

3/4 view of flexed knee showing placement of drill hole (blue) in tibia in preparation of the artificial distal joint during knee arthroplasty. The artificial proximal knee joint is already on the femur.

Blood vessels of acetabular fossa and ligament of head of femur. A. Obturator artery, anterolateral view. The hip joint has been dislocated to reveal the ligament of the head of the femur. Note that the obturator artery divides into anterior and posterior

Ankle joint and joints of dorsum of foot. B. Distended ankle joint anterior view. Observe the grooves for the flexor hallucis longus muscles, which crosses the middle of the ankle joint posteriorly, the two tendons posterior to the medial malleolus.

Lateral view of extended metacarpophalangeal and distal interphalangeal joints, showing the collateral ligaments and palmar ligament.

Close-up anterolateral view of the joints of the ankle.

Joints of inversion and eversion. A. Foot, superolateral view. The foot has been inverted to facilitate observation of the articular surfaces and tightened ligaments.

Proximal tibiofibular joint, anterolateral views.