Proximal Radio-Ulnar Joint

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7 Terms

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Proximal radio-ulnar joint type

pivot type that allows the movement of the radius on the ulna

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What holds the radius in place?

the anular ligament of the radius

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Proximal radio-ulnar joint movements

supination and pronation

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Proximal radio-ulnar joint blood supply

radial portion of peri-articular arterial anastomosis of elbow joint

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Proximal radio-ulnar joint nerve supply

musculocutaneous, median and radial nerves

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Muscles that supinate the elbow

supinator, biceps brachii, extensor pollicis longus, extensor carpi radialis lonugs

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Muscles that pronate the elbow

pronator quadratus, pronator teres, flexor carpi radialis, palmaris longus, brachioradialis