KIN 217 Flashcards
Flexor carpi radialis
O: medial epicondyle of humerus
I: bases of 2nd and 3rd metacarpals
A: flexion, abduction
Flexor carpi ulnaris
O: humeral head-medial epicondyle, Ulnar head-olecranon process
I: pisiform, hook of hamate, base of 5th metacarpal
A: flexion, adduction
flexor digitorum superficialis
O: humeroulnar head-medial epicondyle & coronoid process, radial head-anterior surface of radius
I: middle phalanges of digits 2-5
A: flexion
(Anterior)
palmaris longus
O: medial epicondyle of humerus
I: palmar aponeurosis
A: flexion
extensor carpi radialis longus
O: lower 1/3 of lateral supracondylar ridge of humerus
I: base of 2nd metacarpal
A: extension, abduction
extensor carpi radialis brevis
O: lateral epicondyle of humerus
I: 3rd metacarpal
A: extension, abduction
extensor carpi ulnaris
O: lateral epicondyle of humerus
I: base of 5th metacarpal
A: extension, adduction
extensor digitorum
O: lateral epicondyle of humerus
I: all phalanges of digits 2-5
A: extension
flexor digitorum superficialis
O: humeroulnar head-medial epicondyle & coronoid process, radial head-anterior surface of radius
I: middle phalanges of digits 2-5 (anterior)
A: finger flexion
flexor digitorum profundus
O: upper 3/4 of ulna (anterior & medial), coronoid process of ulna
I: distal phalanges of digits 2-5 (anterior)
A: finger flexion
extensor digitorum
O: lateral epicondyle of humerus
I: all phalanges of digits 2-5 (posterior)
A: finger extension
flexor pollicis longus
O: middle radius (anterior), medial epicondyle of humerus
I: distal phalanx of pollex (anterior)
A: Thumb flexion
flexor pollicis brevis
O: trapezium, 1st metacarpal
I: proximal phalanx of pollex (anterior)
A: Thumb flexion
extensor pollicis longus
O: middle 1/3 of ulna (posterior)
I: distal phalanx of pollex (posterior)
A: Thumb extension
extensor pollicis brevis
O: posterior surface of radius
I: proximal phalax of pollex (posterior)
A: Thumb extension
abductor pollicis longus
O: posterior surface of radius, posterior surfaces of ulna
I: base of 1st metacarpal
A: Thumb extension, thumb abduction
abductor pollicis brevis
O: scaphoid and trapezium
I: proximal phalax of pollex (lateral)
A: thumb abduction