Forearm OIA Flashcards
Pronator Teres (PT) Origin
Humeral Head: medial epicondyle of humerus common flexor tendon
Ulnar Head: coronoid process of ulna
Pronator Teres (PT) Insertion
Middle lateral aspect of radius
Pronator Teres (PT) Action
forearm PRON, weak elbow FLX
Flexor Carpi Radialis (FCR) Origin
Medial epicondyle of humerus common flexor tendon
Flexor Carpi Radialis (FCR) Insertion
Base of the 2nd and 3rd metacarpals
Flexor Carpi Radialis (FCR) Action
wrist FLX and RD
Palmaris Longus (PL) Origin
medial epicondyle of humerus common flexor tendon
Palmaris Longus (PL) Insertion
Palmar aponeurosis and flexor retinaculum, distal 1/2 of the flexor retinaculum
Palmaris Longus (PL) Action
wrist FLX
Flexor Carpi Ulnaris (FCU) Origin
Humeral Head: medial epicondyle of humerus common flexor tendon
Ulnar Head: medial surface of the olecranon process & anteromedial border of Ulna
Flexor Carpi Ulnaris (FCU) Insertion
Pisiform, Hook of Hamate, base of 5th metacarpal
Flexor Carpi Ulnaris (FCU) Action
Wrist FLX, UD
Flexor Digitorum Superficialis (FDS) Origin
Humeroulnar Head: medial epicondyle of humerus, coronoid process of ulna, common flexor origin
Radial Head: anterior border of radius
Flexor Digitorum Superficialis (FDS) Insertion
Bases of middle phalanges of 2-5 digits
Flexor Digitorum Superficialis (FDS) Action
PIP, MCP, and wrist FLX
Flexor Digitorum Profundus (FDP) Origin
Medial and anterior aspect of ulna, coronoid process of the ulna, and interosseous membrane
Flexor Digitorum Profundus (FDP) Insertion
bases of distal phalanges 2-5 digits
Flexor Digitorum Profundus (FDP) Action
DIP FLX, and to a lesser degree FLX of PIP and MCP and wrist FLX
Flexor Pollicis Longus (FPL) Origin
Anterior radial shaft and interosseous membrane
Flexor Pollicis Longus (FPL) Insertion
Base distal phalanx of Thumb
Flexor Pollicis Longus (FPL) Action
IP joint FLX of thumb, some wrist FLX
Pronator Quadratus (PQ) Origin
Anterior and medial surfaces of distal Ulna