APPLIED RADIOLOGICAL ANATOMY

Detailed explanation-1: -Pivot joints allow rotation, and although you have many joints in your body, there are only three pivot joints. They are located in your neck, your wrist, and your elbow.

Detailed explanation-2: -Ball-and-socket joints, such as the shoulder and hip joints, allow backward, forward, sideways, and rotating movements.

Detailed explanation-3: -(a) Ball and socket joint is a movable joint. In this, a bone with a round head fits into the hollow space of another bone. This makes the bone to rotate freely. For example, bones of the hip and shoulder can move in all directions due to ball and socket joints.