ANATOMY

Detailed explanation-1: -Ball and socket joint are present between humerus and pectoral girdle . These joints allows free movement of bone in all direction. e.g., shoulder jointds (humerus bone in socket of pectoral girdle) and hip joints femur bone in socket pelvic girdle.

Detailed explanation-2: -The hip joint is a ball-and-socket joint that allows motion and gives stability needed to bear body weight. The socket area (acetabulum) is inside the pelvis. The ball part of this joint is the top of the thighbone (femur). It joins with the acetabulum to form the hip joint.

Detailed explanation-3: -The shoulder and wrist joint belong to the category of ball and socket joint. It is a type of synovial joint in which the ball-shaped surface of one rounded bone fits into the cup-like depression of another bone.

Detailed explanation-4: -The bones in the knee and arm have hinge joints. Hinge joints are like hinges of a door which allows only back and forth movement. Fixed joints are present on the skull and do not allow any movement. Ball and socket joints are present in the shoulder and allows movement in multiple planes.

Detailed explanation-5: -Ball-and-socket joints. Ball-and-socket joints, such as the shoulder and hip joints, allow backward, forward, sideways, and rotating movements. Hinge joints. Hinge joints, such as in the fingers, knees, elbows, and toes, allow only bending and straightening movements.