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Biology 16 Online
OpenStudy (anonymous):

How many planes are there in a hinge joint(elbow) and ball and socket(shoulder)

OpenStudy (anonymous):

@heena @Diyadiya

OpenStudy (anonymous):

The hinge joint is shaped to restrict movement to one plane. This is why the elbow can't bend very far.

OpenStudy (anonymous):

Oops sorry didn't see that one: The ball-and-socket joint allows movement in three planes. This why a shoulder moves to freely..

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