Delhi Police Constable Exam Model Paper 10

Neck is NOT a joint.

Joints are the areas where 2 or more bones meet.

There are many types of joints, some are mobile, allowing the bones to move as well as joints that don’t move.

Examples of mobile joints include the following:

• 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.
• Pivot joints - Pivot joints, such as the neck joints , allow limited rotating movements.
• Ellipsoidal joints - Ellipsoidal joints, such as the wrist joint , allow all types of movement except pivotal movements.