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Flexor Carpi Radialis

Region

Origin & Insertion

['Origin: Medial epicondyle of humerus', 'Insertion: Base of 2nd and 3rd metacarpals']

Synergistic Muscles

['Flexor carpi ulnaris', 'Palmaris longus']

Joints

['Wrist', 'Elbow']

Primary Actions

['Wrist flexion', 'Radial deviation']

Nerve & Spinal Segment

Median nerve

Brachial plexus; C6–C7

Interesting

Common forearm flexor origin. [Netter’s]

Reversal of Action

Raise forearm toward stabilized palm

Common Dysfunctions

Weak wrist flexion and radial deviation, grip fatigue

How to Stretch

Extend elbow, wrist, and fingers with radial deviation.

Trigger Points

How to Strengthen

Wrist curls with radial focus.

Concentric Action

Flex and abduct the wrist

Applications:

Useful in grip retraining, lateral elbow pain management

Eccentric Action

Lower wrist from flexed position slowly

Isotonic Action

Wrist curls with light dumbbell or band

Related Conditions

['Medial epicondylitis', 'Tendonitis']

Isometric Action

Hold wrist in flexed, radial deviated posture

Exercise Ideas

['Wrist curl', 'Radial roll-up', 'Band wrist flexion']

Related Blogs

Images

Videos

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