Question

Write short notes on different types of joints in our body.

Answer 1

Answer:
1. The point where two bones meet is called a joint.
2. Joints are of two types. They are movable and immovable (fixed).
3. Movable joints are four types namely 1. Ball and socket 2. Hinge 3. Sliding 4. Pivot
joints.

1. Ball and socket: The rounded end of one bone fits into the hollow end of the other bone. Such a joint allows movement in all directions. This joint is known as the ball and socket joint. It is present at the shoulder and at the hip region.
2. Hinge joint: Like the hinge of a door, the joint which helps the bones to move in one direction is called a hinge joint. These are present at the elbow and knee.
3. Sliding joint: The joint where the bones slide over each other is called the sliding joint. It is present in the vertebral column, wrist, and ankle.
4. Pivot joint: The joint that joins the skull to the backbone is called the pivot or neck joint, pivot or neck joint.