The triceps, also triceps brachii (Latin for “three-headedmuscle of the arm”), is a large muscle on the back of the upper limb of many vertebrates. It is the muscle principally responsible for extension of the elbow joint (straightening of the arm).
The triceps, also triceps brachii (Latin for “three-headedmuscle of the arm”), is a large muscle on the back of the upper limb of many vertebrates. It is the muscle principally responsible for extension of the elbow joint (straightening of the arm).