Muscles / Forearms
Extensor carpi radialis longus
- Forearms
- Forearm & wrist
- Superficial layer
Also called ECRL.
Anatomy
- Origin
- Lateral supracondylar ridge of the humerus
- Insertion
- Dorsal base of the 2nd metacarpal
- Nerve
- Radial nerve (C6-C7)
Actions
- Extends and abducts (radially deviates) the wrist
- Stabilises the wrist during gripping
Exercises that train it most
Eccentric wrist extension ("Tyler twist")
Wrist extension with a dumbbell
Radial and ulnar deviation with a hammer
Also trained by
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