A long head, a lateral head, and a medial. This reflex tests spinal nerves c6 and c7, predominately c7. Triceps muscle, any muscle with three heads, or points of origin, particularly the large extensor along the back of the upper arm in humans.
It represents the only constituent of the posterior muscle group of the arm, spanning almost the. It originates just below the socket of the scapula. The primary function of the triceps is the extension of the elbow joint.
The triceps brachii is a muscle in the posterior compartment of the upper arm. The triceps muscle is a main muscle of the upper arm, running from the top of the shoulder to the elbow at the back of the arm. It is composed of three heads (tri = three, cep = head): Target all three heads using proven moves like dips, skull crushers, and close grip bench press.
It is responsible for extending the forearm and maintaining upper limb. Build bigger, stronger arms with the best triceps exercises. The triceps reflex, elicited by sharply striking the triceps tendon, is often used to test the function of the nerves of the arm. When the triceps muscle contracts, it causes the.