Brachioradialis

The Brachioradialis muscle acts to supinate the forearm from a pronated position, when it flexes the elbow. When starting in a supinated position, it acts to pronate the hand as it flexes the elbow.

Origin

• Lower 2/3 of the lateral supracondylar ridge of the humerus

Insertion

• Styloid process of the radius

Actions

• Elbow flexion
  
  
• Pronation
  
  
• Supination

Innervation

• Radial nerve

Daily uses

• Turning a corkscrew

Example strengthening exercises

• Bicep curls using a resistance band

Related muscles

• Biceps brachii
  
  
• Brachialis