Brachialis

Original Editor - Eric Henderson

Top Contributors - Eric Henderson, Matthew Chin, Kirenga Bamurange Liliane, Kim Jackson, Joao Costa and Wendy Snyders

Description[edit | edit source]

The brachialis muscle is the prime flexor of the elbow. This muscle is located in the

Origin[edit | edit source]

Distal anterior aspect of the humerus, deep to the biceps brachii.[2]

Insertion[edit | edit source]

Coronoid process to the ulnar tuberosity.[2]

Nerve[edit | edit source]

Musculocutaneous and Radial nerve

Radial nerve descends in the groove between the brachialis and brachioradialis muscles, above the elbow. 

Brachial-plexus-2.png

Artery[edit | edit source]

Muscular branches of brachial artery, recurrent radial artery.[2]

Function[edit | edit source]

Primary flexor of the elbow.

Clinical relevance[edit | edit source]

Cubital Fossa

Brachial plexus

Erb's Palsy

Posterior interosseous nerve syndrome

Assessment[edit | edit source]

Treatment[edit | edit source]

Resources[edit | edit source]

  1. By Anatomography (en:Anatomography (setting page of this image)) [CC BY-SA 2.1 jp (https://creativecommons.org/licenses/by-sa/2.1/jp/deed.en)], via Wikimedia Commons
  2. 2.0 2.1 2.2 Brachialis. (n.d.). Retrieved March 12, 2018, from https://rad.washington.edu/muscle-atlas/brachialis/