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Articularis cubiti muscle

Last revised by Dr Daniel J Bell on 21 Aug 2019

The articularis cubiti muscle lies in the posterior compartment of the arm:

  • origin: posterior surface of the distal humerus
  • insertion: posterior surface of the elbow joint capsule
  • innervation: radial nerve
  • action: tenses the posterior elbow joint capsule during elbow extension

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