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Articularis Cubiti

Other Terms: Lecomte's pronator of ulna, Subanconeus, Musculus articularis cubiti, Muscle articulaire du coude

Muscle parts

None

Latin name

Musculus articularis cubiti

Latin muscle parts

None

Group

Brachial muscle – posterior compartment

Etymology

In English, this muscle’s name is the muscle of the elbow joint. The term articularis comes from the Latin articulare meaning “to join or connect.” The word cubiti is from the Latin meaning elbow.

Origin

Posterior surface near the distal end of the humeral shaft

Insertion

Posterior surface of fibrous capsule of elbow joint

Action

Elevates and tenses the joint capsule posterior to the elbow joint during elbow extension to keep joint capsule from becoming entrapped between the extending bones.

Nerve supply

Radial nerve (C7 and C8)

Blood supply

Superior and inferior ulnar collateral arteries and the recurrent interosseous artery.

Latin

Musculus articularis cubiti

French

Muscle articulaire du coude

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