The Anconeus works alongside Triceps Brachii in extending the elbow. It also acts to pull the synovial membrane out of the way of the olecranon process when the elbow is extending.
Origin: Posterior surface of the lateral condyle of the humerus.
Insertion: Posterior surface of the upper ulna and its olecranon process.
Actions: Elbow extension.
Innervation: Radial nerve.
Daily uses: Pushing a door closed.
Example strengthening exercises:Tricep extension with a resistance band.
Overhead triceps extension with a resistance band.
Example stretches: Tricep stretch.