What type of joint is the proximal tibiofibular joint?

For an AP projection of the pelvis, the IR will be centered at: 

The knee joint is also known as:

In the lateral projection of the knee, the central ray will be angled to prevent superimposition of which of the following structures on the joint space?

Which portions of the hip bone join to form the obturator foramen?

The body of the femur slats medially at an approximate angle of:

All of the following are palpable bony landmarks used in radiography of the pelvis, except:

Which of the following projections of the foot will best demonstrate the tarsal navicular more clearly shown?

At the proximal end of the tibia, the tibial plateaus slope:

Which of the following projections of the calcaneus is obtained with the leg extended, the plantar surface of the foot vertical and parallel to the IR, and the central ray directed 40 degrees caudad?