Muscles / Biceps
Biceps brachii
- Biceps
- Arm & elbow
- Superficial layer
Also called biceps.
Anatomy
- Origin
- Short head: tip of the coracoid process; long head: supraglenoid tubercle of the scapula
- Insertion
- Radial tuberosity and, via the bicipital aponeurosis, the deep fascia of the forearm
- Nerve
- Musculocutaneous nerve (C5-C6)
Actions
- Supinates the forearm
- Flexes the elbow (strongest with the forearm supinated)
- Weakly flexes the shoulder
Exercises that train it most
Also trained by
Hammer curl (neutral-grip elbow flexion)
Forearm pronation-supination with a hammer
Reverse dumbbell curl
Inverted body row
Lat pull-down
Seated row with a band
Supported dead hang
Parts
Notes
- Biceps reflex tests mainly C5-C6. Long head tendon is involved in SLAP lesions and tendinopathy.
References (4)
- Standring S, ed. Elsevier. Gray's Anatomy: The Anatomical Basis of Clinical Practice. 42nd ed.
- Dalley AF, Agur AMR. Wolters Kluwer. Moore's Clinically Oriented Anatomy. 9th ed.
- Neumann DA. Elsevier. Kinesiology of the Musculoskeletal System: Foundations for Rehabilitation. 3rd ed.
- Betts JG, Young KA, Wise JA, et al. OpenStax (free, openly licensed textbook). Anatomy and Physiology 2e