Flexor carpi radialis

  • The flexor carpi radialis (or flexor carpi radialis muscle, latin: musculus flexor carpi radialis) is a long, superficial muscle of the forearm that belongs to the anterior muscle group and lies in the first layer.

    Origin

    The flexor carpi radialis originates from the medial epicondyle of the humerus, passes obliquely downwards to the lateral side of the forearm.

    Insertion

    The flexor carpi radialis inserts at the bases of the second and third metacarpal bones.

    Action

    The main functions of the flexor carpi radialis are flexion and abduction of the hand.

    Innervation

    The flexor carpi radialis is innervated by the median nerve.