Tuberosity of the ulna
Tuberosity of the Ulna[edit | edit source]
The Tuberosity of the Ulna is a prominent anatomical feature of the ulna, one of the two bones in the forearm. It is located proximally on the ulna, near the elbow joint.
Anatomy[edit | edit source]
The tuberosity of the ulna is a rough, bumpy area on the ulna's anterior surface, just below the coronoid process. It serves as the insertion point for the brachialis muscle, one of the major muscles involved in elbow flexion.
Function[edit | edit source]
The primary function of the tuberosity of the ulna is to provide a strong, stable attachment point for the brachialis muscle. This muscle plays a crucial role in the flexion of the elbow joint, allowing the forearm to be drawn towards the body.
Clinical Significance[edit | edit source]
Injuries or conditions affecting the tuberosity of the ulna can impact the function of the elbow joint and the overall mobility of the forearm. Fractures of the ulna often involve the tuberosity, and can result in significant pain and loss of function.
See Also[edit | edit source]
References[edit | edit source]
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Contributors: Prab R. Tumpati, MD
