What is the triceps called?
It is called the triceps brachii. Gray's Anatomy (1918) describes it as a three-headed muscle on the back of the upper arm.
What it is
- A three-headed muscle on the back of the upper arm.
- One head arises from the scapula and two from the humerus.
- Straightens the elbow.
Where it is
- On the back of the upper arm.
- Between the shoulder and the elbow.
- Inserts by a broad tendon into the olecranon of the ulna.
Source:
Last verified: 2026-07-18
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