ThomPs-Tools-Elbow,-Forearm,-Wrist-Hand-Muscle-Review-Sheets

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					ThomP's Tools Elbow, Forearm, Wrist Hand Muscle Review Sheets
Group Muscle biceps brachii Joints Crossed shoulder elbow Origins coracoid process of scapula (medial/short head) anterior humerus, distal half lateral supracondylar ridge of humerus long head: infraglenoid tubercle of scapula lateral epicondyle of humerus distal ulna supraglenoid tubercle, scapula (lateral/long head) Insertions radial/bicipital tuberosity of radius Actions flexion of elbow flexion of shoulder supination of forearm (prime mover)

brachialis Elbow Flexors brachioradialis

elbow

ulnar tuberosity of ulna styloid process of radius

flexion of elbow flexion of elbow (strongest in neutral position) extension of shoulder supination of forearm (to neutral position) extension of elbow (prime mover) pronation of forearm (to neutral position)

elbow

proximal radio-distal radioulnar joint ulnar joint

triceps brachii

shoulder

elbow

lateral head: proximal humerus

medial head: olecranon distal process of ulna humerus olecranon process & adjacent shaft of ulna distal radius

Elbow Extensors

anconeus

elbow

extension of elbow, last few degrees pronation of forearm (coprime mover w/teres) flexion of elbow pronation of forearm (coprime mover w/quadratus) supination of forearm

pronator quadratus

distal radio-ulnar joint

Pronators

pronator teres

elbow

proximal radioulnar joint

meidal epicondyle of humerus

coranoid process of ulna

radius, mid shaft

supinator Supinator

elbow joint

proximal radioulnar joint

posterior ulna

radius

(weak) extension of elbow

ThomP's Tools Elbow, Forearm, Wrist Hand Muscle Review Sheets
extensor carpi radialis brevis wrist joint intercarpal joints lateral epicondyle of humerus lateral epicondyle & supracondylar ridge, humerus lateral epicondyle of humerus lateral epicondyle of humerus radius/ulna 3rd metacarpal (dead center on wrist) 2nd metacarpal extension of wrist NOT radial deviation

extensor carpi radialis longus

wrist joint

intercarpal joints

extension of wrist

radial deviation of wrist

Wrist Extensors

extensor carpi ulnaris extensor digitorum (communus) extensor indicis

wrist joint

intercarpal joints all joints of digits all joints of 2nd digit joints of 5th digit intercarpal joints intercarpal joints all joints of 4 digits elbow (to little effect) elbow (to little effect)

5th metacarpal

extension of wrist extension of wrist extention of 2nd digit (index) extension of wrist flexion of wrist 5th metacarpal flexion of wrist flexion of wrist

ulnar deviation of wrist extension of digits 2,3,4,5

wrist joint

wrist joint

distal phalanges of digits 2,3,4,5 distal phalanx of 2nd digit distal phalanx of 5th digit 2nd metacarpal 3rd metacarpal pisiform hammate

extensor digiti minimi flexor carpi radialis flexor carpi ulnaris

wrist joint

wrist joint

wrist joint

flexor digitorum wrist joint profundus Wrist Flexors

lateral epicondyle of humerus medial epicondyle of humerus medial epicondyle of humerus anterior ulna (deep origin)

extension of 5th digit radial deviation of wrist ulnar deviation of wrist flexion of distal phalanges of digits 2,3,4,5 flexion of digits 2,3,4,5 tightening of palm

ulnar deviation of wrist

distal phalanges of digits 2,3,4,5

(ulnar deviation)

flexor digitorum wrist joint superficialis palmaris longus wrist joint

most joints of elbow (to hand little effect) intercarpal joints elbow (to little effect)

Intrinsic muscles joints of the of the hand hand

medial epicondyle of humerus medial epicondyle of humerus phalanges

radius (deep ulna (deep general origin) general origin)

middle phalanges of digits 2,3,4,5 palmar aponeurosis (deep fascia) carpals

flexion of wrist flexion of wrist metacarpals all actions of the hand and individual digits abduction of 1st digit (thumb)

abductor pollicis wrist joint longus

extensor pollicis wrist joint Thumb Musciles

extensor pollicis wrist joint longus flexor pollicis longus wrist joint

carpalmetacarpal joint of 1st digit (thumb) all joints of 1st digit (thumb) most joints of 1st digit (thumb) all joints of 1st digit (thumb)

radius/ulna

1st metacarpal

radius/ulna

radius/ulna

anterior radius (deep origin)

distal phalanx of 1st digit (thumb) proximal phalanx of 1st digit (thumb) distal phalanx of the 1st digit (thumb)

extention of 1st digit (thumb) extention of 1st digit (thumb) flexion of the flexion of the 1st digit wrist (thumb)

(radial deviation)


				
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