Muscle Name: flexor carpi radialis
AKA: musculus flexor carpi radialis
Abbreviation: FCR
Spinal Nerve Roots:
C6
C7
Brachial Plexus Trunks:
upper trunk
middle trunk
Brachial Plexus Cords:
lateral cord
Named Nerves:
median nerve
Proximal Attachment: Medial epicondyle of humerus (common flexor tendon)
Distal Attachment: Bases of second and third metacarpal bones
Action: Flexion and abduction at wrist
Needle Insertion: In the Medial aspect of the supinated forearm midway between the elbow and wrist.
Activation for EMG: Abduct the fifth finger or flex the wrist in an ulnar deviation.
Pitfalls:
Notes: