We can move our arm forwards and backwards, up and down. (a) Which joint allows such movement?
(b) Name another such joint present in our body?
(c) Is the joint present in our knees similar to this joint?

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Solution

(a) Ball and Socket Joint.
(b) Hip Joint is another example of a ball and socket joint.
(c) No, the joint present in our knees is a hinge joint that allows only a back and forth movement.

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We can move our arm forwards and backwards, up and down. (a) Which joint allows such movement? (b) Name another such joint present in our body? (c) Is the joint present in our knees similar to this joint?

(a) Ball and Socket Joint. (b) Hip Joint is another example of a ball and socket joint. (c) No, the joint present in our knees is a hinge joint that allows only a back and forth movement.

We can move our arm forwards and backwards, up and down. (a) Which joint allows such movement?
(b) Name another such joint present in our body?
(c) Is the joint present in our knees similar to this joint?

(a) Ball and Socket Joint.
(b) Hip Joint is another example of a ball and socket joint.
(c) No, the joint present in our knees is a hinge joint that allows only a back and forth movement.