Upper Extremity 3rd Part Flashcards
Origin of the Pronator Quadratus
Distal anterior surface of ulna
Insertion of the Pronator Quadratus
Distal anterior surface of radius
Origin of the Flexor pollicis longus
Anterior surface of radius + interosseous membrane
Function of the Pronator Quadratus
Pronation of forearm at proximal radioulnar joint
Insertion of the Flexor Pollicis Longus
Palmar surface of distal phalanx of digit 1 (thumb)
Function of the Flexor Pollicis Longus
Flex. of distal phalanx of digit 1 at metacarpophalangeal and interphalangeal joint 1
Origin of the Flexor Digitorum Profondus
Proximal half of anterior medial surfaces of ulna + interosseous membrane
Insertion of the Flexor Digitorum Profondus
Base of palmar surfaces of distal phalanges of digit 2-5
Function of the Flexor Digitorum Profondus
Flex. of middle and proximal phalanges of digit 2-5 at metacarpophalangeal and interephalangeal joints 2-5 + Flex. of hand at wrist joint
Origin of the Flexor Digitorum Superficialis
Medial epicondyle of humerus + coronoid process of ulna + proximal half of anterior border of radius
Insertion of the Flexor Digitorum Superficialis
Middle phalanges of digit 2-5
Function of the Flexor Digitorum Superficialis
Flex. of middle and proximal phalanges of digits 2-5 at metacarpophalangeal joints 2-5 + flex. of hand at wrist joint
Origin of the Flexor Carpi Radialis
Medial epicondyle of humerus
Insertion of the Flexor Carpi Radialis
Base of metacarpals 2 and 3
Function of the Flexor Carpi Radialis
Flex. + abduction of the hand at wrist joint + pronation of the forearm at the elbow joint
Origin of the Flexor Carpi Ulnaris
Medial epicondyle of humerus and olecranon of ulna
Insertion of the Flexor Carpi Ulnaris
Pisiform + hamate + base of metacarpal 5
Function of the Flexor Carpi Ulnaris
Flex. + adduction of hand at wrist joint
Origin of the Palmaris Longus
Medial epicondyle of humerus
Insertion of the Palmaris Longus
Flexor retinaculum + palmar aponeurosis
Function of the Palmaris Longus
Flex. of hand at wrist joint + tenses palmar aponeurosis
Origin of the Pronator Teres
Medial epicondyle of humerus and coronoid process of ulna
Insertion of the Pronator Teres
Lateral surface of radius
Function of the Pronator Teres
Pronation of forearm at proximal radioulnar joint + flex. of forearm at elbow joint
Origin of the Anconeus
Posterior part of lateral epicondyle of humerus
Insertion of the Anconeus
Lateral olecranon of ulna + proximal dorsal surface of the body of ulna
Function of the Anconeus
Ext. of forearm at elbow joint
Origin of the Supinator
Lateral epicondyle of humerus + supinator crest of ulna + radial collateral lig. + annular lig.
Insertion of the Supinator
Dorsal and lateral surface of the body of the radius
Function of the Supinator
Supination of hand and forearm at proximal radioulnar joint