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ball-and-socket joint |
Also found in: Dictionary/thesaurus, Medical, Encyclopedia, Wikipedia | 0.04 sec. |
ball-and-socket jointJoint between bones that allows considerable movement in three dimensions, for instance the joint between the pelvis and the femur (hip joint). To facilitate movement, such joints are rimmed with cartilage and lubricated by synovial fluid. The bones are kept in place by ligaments and moved by muscles. How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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| ? Mentioned in | ? References in periodicals archive | |
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| For example, RCAI vacuum forms polyethylene into universal wrist/thumb splints and shoe inserts; and nylon is used for hinges, support plates, and ball-and-socket joints. The aye-aye's finger has ball-and-socket joints, like those found in your shoulders and hips, so it's able to bend in all directions. |
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