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Body Atlas, Muscle Reference

Muscles

Complete muscle reference, origins, insertions, nerve supply, actions, clinical notes, and common injuries.

11 muscles

11 muscles in Upper Arm Clear ×

Muscle Anconeus musculus anconeus Upper Arm The anconeus is a small triangular muscle on the posterolateral elbow extending from the lateral epicondyle… Muscle Anconeus (Full) musculus anconeus Upper Arm The anconeus is a small triangular muscle at the posterolateral elbow that assists elbow extension and… Muscle Articularis Cubiti musculus articularis cubiti Upper Arm The articularis cubiti is a small inconstant muscle deep to the medial head of the triceps… Muscle Biceps Brachii musculus biceps brachii Upper Arm The biceps brachii is the prominent two-headed muscle of the anterior upper arm, instantly recognisable as… Muscle Biceps Brachii Short Head musculus biceps brachii caput breve Upper Arm The biceps brachii short head originates from the coracoid alongside the coracobrachialis, forming a broad conjoined… Muscle Brachialis musculus brachialis Upper Arm The brachialis is the deepest anterior elbow flexor, lying directly over the anterior humerus under the… Muscle Coracobrachialis musculus coracobrachialis Upper Arm The coracobrachialis is a slender muscle running from the coracoid process to the medial humerus, sandwiched… Muscle Coracobrachialis musculus coracobrachialis Upper Arm The coracobrachialis connects the coracoid process to the mid-humerus, producing shoulder flexion and adduction. The musculocutaneous… Muscle Medial Head of Triceps musculus triceps brachii caput mediale Upper Arm The medial head of the triceps is the deepest and smallest head, arising from the posterior… Muscle Triceps Brachii musculus triceps brachii Upper Arm The triceps brachii is the sole extensor of the elbow joint, composed of three heads, a… Muscle Triceps Brachii Long Head musculus triceps brachii caput longum Upper Arm The long head of the triceps is the only triceps head to cross the shoulder joint,…