flexor carpi ,Ulnaris,radialis,
supinator insertion
Anterior, lateral surface of proximal 1/3 of radial shaft
palmaris longus insertion
Flexor retinaculum and palmar aponeurosis (fascia in center of palm)
flexor carpi ulnaris Origin
Humeral head: medial epicondyle of humerus Ulnar head: medial olecranon process and proximal posterior ulna
Supinator origin
Lateral epicondyle of humerus, radial collateral ligament, annular ligament and supinator crest of the ulna
pronator quadratus insertion
Lateral, anterior surface of distal radius
flexor carpi radialis Origin
Medial epicondyle of humerus (common flexor tendon)
palmaris longus Origin
Medial epicondyle of humerus (common flexor tendon)
pronator quadratus origin
Medial, anterior surface of distal ulna
wrest flexors
Median nerve C6,7,8
pronator teres insertion
Middle of lateral surface of the radius (pronator tuberosity)
palmaris longus action
Tense the palmar fascia Flex the wrist May assist to flex the elbow
flexor carpi ulnaris nerve
Ulnar nerve (C8, T1)
flexor carpi radialis insertion
base of 2nd and 3rd metacarpals on palmar surface
flexor carpi radialis action
flexes and abducts wrist
flexor carpi ulnaris action
flexes wrist, adducts wrist
pronator teres origin
medial epicondyle of humerus and coronoid process of ulna
flexor carpi ulnaris insertion
pisiform, hook of hamate, base of 5th metacarpal
pronator quadratus action
pronates forearm
pronator teres action
pronates forearm
supinator action
supinates forearm