Anatomy Upper Extremity

Front 1

Biceps brachi innervation

Back 1

musulocutaneous nerve

Front 2

Triceps brachi innervation

Back 2

radial nerve

Front 3

deltoid innervtion

Back 3

axillary nerve

Front 4

trapezius innervation

Back 4

spinal accessory (CN 11)

Front 5

pronator teres innervation

Back 5

median nerve

Front 6

trapezius proximal and distal attachments for upper, middle and lower

Back 6

UT=external occipital protuberance to posterior clavicle
MT=ligamentum nuchae (C2-C6) to acomion
LT= spinous processes of C7-T12 to spine of scapula

Front 7

Action of trapezius (upper, middle and lower)

Back 7

UT= scapular elevation
MT= scapular retraction
LT= scapular depression

Front 8

trapezius innervation

Back 8

cranial nerve XI (spial accessory)

Front 9

Latissimus dorsi attachments

Back 9

Proximal: spinous processes of T7-S5 and crest of illium(via thoracolumbar fascia)
Distal: intertubercular groove of humerus

Front 10

Latissimus dorsi action and innervation

Back 10

Shoulder extension, adduction, and internal rotation

thoracodorsal nerve

reverse muscle action" elevate pelvs when humerus is stabilized

Front 11

rhomboid major attachments and innervation

Back 11

P: spinous processes of T2-T5
D: vertebral border of scapula
N: dorsal scapular nerve

Front 12

rhomboids minor attachement

Back 12

P:spinous processes C7-T1
D: verterbral border of scapula at root of scapular spine

Front 13

Rhomboids major and minor actions

Back 13

elevate, retract, and downwardly rotate scapula

Front 14

Rhomboids major and minor innervation

Back 14

dorsal scapular nerve

Front 15

levator scapulae attachments

Back 15

P: transverse processes of C1-C4
D: verterbral border of scapula

Front 16

levator scapulae action and innervation

Back 16

elevates scapula
N:C3-C4 nerve roots

Front 17

pectoralis major attachments

Back 17

P: clavicle, sternum, and cartilage of ribs 1-7 (true ribs)
D: crest of greater tubercle

Front 18

pectoralis major actions and innervation

Back 18

A: horizontal adduction of humerus
N: medial and lateral pectoral nerves (arising from lat and med cords of brachial plexus)

Front 19

pectoralis minor attachments

Back 19

P: outer surface of 3rd-5th ribs (deep to p.major)
D: corocoid process of scapula

Front 20

pectoralis minor nerve and action

Back 20

A:accessory inspiratory muscle, downward rotation of scapula
N:medial pectoral nerve

Front 21

subclavius attachments

Back 21

P: 1st rib
D: inf surface of clavicle

Front 22

subclavius nerve and action

Back 22

N: nerve to subclavius
A: accessory inspiratory muscle (elevates 1st rib), depress clavicle, prevents overelevation of clavicle (as dynamic ligament, with costoclavicular ligament)

Front 23

serratus anterior attachments

Back 23

P: outer surface of ribs 1-8 or 9
D: ventral surface of verterbral border of scapula

Front 24

serratus anterior nerve and action

Back 24

N: long thoracic nerve
A: protract scapula, hold scapula against the thorax, perform upward rotation of scapula with UT and LT

Front 25

deltoid attachemnts

Back 25

P: clavicle, spine of scapula, acromion
D:deltoid tuberosity

Front 26

deltoid actions and nerve

Back 26

N: axillary nerve
A: shoulder flexion (ant)
abduction (mid)
horizontal abduction (post)

Front 27

subscapularis attachments

Back 27

P: subscapular fossa
D; lesser tubercle of humerus

Front 28

subscapularis action and nerve

Back 28

N: upper and lower subscapular nerve
A: IR of shoulder

Front 29

supraspinatus attachments

Back 29

P: supraspinous fossa
D: greater tubercle

Front 30

supraspinatus action and nerve

Back 30

N: suprascapular nerve
A: shoulder abdution

Front 31

infraspinatus attachments

Back 31

P: infraspinous fossa
D: greater tubercle of humerus

Front 32

infraspinous nerve and action

Back 32

A: ER of shoulder
N: suprascapular nerve

Front 33

teres minor attachments

Back 33

P: axillary border of scapula
D: greater tubercle

Front 34

teres minor action and nerve

Back 34

N: axillary nerve
A: shoulder ER

Front 35

teres major attachments

Back 35

P: axillary border of scapula
D: crest of lesser tubercle

Front 36

teres major nerve and action

Back 36

N: lower subscapular nerve
A: shoulder extension, adduction, IR (like lats!)

Front 37

short rotators of shoulder (infraspinatus, teres minor, subscapularis) actions when working together

Back 37

depress humeral head in glenoid fossa, allow deltoid to abduct shoulder

Front 38

coracobrachialis attachments

Back 38

P: corocoid process
D: medial portion of body of humerus

Front 39

coracobrachialis action and nerve

Back 39

N: musculocutaneous
A: flex and adduct shoulder

Front 40

biceps brachii attachments

Back 40

P: supraglenoid tubercle (long), corocoid process (short)
D:radial tuberosity of radius, biceps tendon sheath (lacertus fibrosis)

Front 41

biceps brachii action and nerve

Back 41

N: musculocutaneous
A:flex shoulder and elbow, supinate forearm

Front 42

brachialis attachments

Back 42

P: distal 1/2 of anterior humerus
D: coroNoid process of ulna and ulnar tuberosity

Front 43

brachialis action and nerve

Back 43

N: musculocutaneous, radial nerves
A: flex elbow (pure)

Front 44

triceps brachii attachments

Back 44

P: infraglenoid tubercle (long), post/lat humerus (lat), post/med humerus (med)
D: olecranon process of ulna

Front 45

triceps brachii action and nerve

Back 45

N: radial nerve
A: long head extends shoulder, all 3 extend elbow

Front 46

pronator teres attachments

Back 46

P: medial epicondyle
D: body of radius

Front 47

pronator teres nerve and actioon

Back 47

N: median nerve (site of compression)
A: pronates forearm

Front 48

flexor carpi radialis attachments

Back 48

P: medial epicondyle
D: base of 2nd metacarpal

Front 49

flexor carpi radialis N & A

Back 49

N: median
A: flex wrist, radially deviate (works with ECRB&L)

Front 50

palmaris longus attachments

Back 50

P: medial epicondyle
D: palmar aponeurosis

Front 51

palmaris longus nerve and action

Back 51

N: median
A: wrist flexion

Front 52

flexor carpi ulnaris attachemnts

Back 52

P: medial epicondyle
D: pisiform

Front 53

FCU nerve and action

Back 53

N: ULNAR nerve
A; wrist flexion, ulnar deviation (with ECU)

Front 54

flexor digatorum sublimis/superficialis attachments

Back 54

P: medial epicondyle, ulna, radius
D: 4 tendons to both sides of each middle phalanx

Front 55

flexor dig. superficialis nerve and action

Back 55

N: median (median nerve runs deep to FDS)
A; PIP flexion

Front 56

flexor dig profundus attachments

Back 56

P: body of ulna
D: base of distal phalanges 2-5

Front 57

flexor dig profundus nerve and action

Back 57

N: median and Ulnar
A: flex DIP

Front 58

flexor pollicis longus attachments

Back 58

P: body of radius
D: distal phalanx of thumb

Front 59

flexor pollicis longus nerve and action

Back 59

N: median
A:flex IP joint

Front 60

pronator quadratus attachments

Back 60

P: body of ulna
D: lat border of radius

Front 61

pronator quadratus nerve and action

Back 61

N: median
A: pronates forearm

Front 62

vincula? what are they?

Back 62

Attach FDS and FDP tendons to one another; supply blood/drain lymph

Front 63

brachioradialis attachments

Back 63

P: lateral supracondylar ridge
D: radial styloid process

Front 64

brachioradialis nerve and action

Back 64

N: radial
A: elbow flexion, forearm pronation/supination (to neutral from end ROM)

Front 65

extensor carpi radialis longus attachments

Back 65

P: lat epicondyle
D: dorsum/base of 2nd metacarpal

Front 66

ECRL nerve and action

Back 66

N: radial
A:wrist extension, radial deviation (with FCR)

Front 67

ECRB attachments

Back 67

P: lat epicondyle
D: base of 3rd met

Front 68

ECRB action and nerve

Back 68

N: radial
A: wrist extension, radial deviation (with FCR), very important in making a FIST

Front 69

extensor digatorum attachmnets

Back 69

P: lat epicondyle
D: middle and distal phalanges 2-5

Front 70

extensor digatorum nerve and action

Back 70

N: radial
A: extends MCP, PIP, DIP 2-5

Front 71

extensor digiti minimi attachments

Back 71

P: lat epicondyle
D: proximal phalanx of 5th digit

Front 72

extensor digiti minimi nerve and action

Back 72

N: radial
A: extends 5th MP joint

Front 73

extensor carpi ulnaris attachments

Back 73

P: lat epicondyle
D: base of 5th met

Front 74

ECU action and nerve

Back 74

N: radial
A: wrist extension, ulnar deviation(With FCU)

Front 75

anconeus attachments

Back 75

P: lat epicondyle
D: back of olecranon/ulna

Front 76

anconeus action and nerve

Back 76

N: radial
A: elbow extension

Front 77

supinator attachments

Back 77

P: lat epicondyle
D: oblique line of radius

Front 78

supinator nerve and action

Back 78

N: radial nerve
A; supinates forearm

Front 79

abductor pollicis longus attachments

Back 79

P: ulna, radius and interosseus membrane
D: base of 1st met

Front 80

abductor pollicis longus nerve and acton

Back 80

N: radial *dif than brevis*
A:abduct thumb

Front 81

extensor pollicis brevis attachments

Back 81

P: body of radius
D: proximal phalanx of 1st digit

Front 82

extensor pollicis brevis nerve and acton

Back 82

N: radial
A: extend 1st MP joint

Front 83

extensor pollicis longus attachments

Back 83

P: body of ulna
D: distal 1st phalanx

Front 84

extensor pollicis longus nerve and action

Back 84

N: radial
A: IP extension of 1st digit
*lister's tubercle acts as pulley to change direction of tendon*

Front 85

extensor indicis attachments

Back 85

P: body of ulna and interosseus membrane
D: distal phalanx of 2nd digit

Front 86

extensor indicis nerve and action

Back 86

N: radial
A: extend MP joint (2nd digit)

Front 87

Abductor pollicis brevis attachments

Back 87

P: flexor retinaculum
D: 1st proximal phalanx

Front 88

abductor pollicis brevis nerve and action

Back 88

N: median
A: abducts thumb

Front 89

flexor pollicis brevis attachments

Back 89

P: flexor retinaculum
D: 1st proximal phalanx

Front 90

flexor pollics brevis nerve and action

Back 90

N: median
A: flex 1st MP

Front 91

opponens pollicis attachments

Back 91

P: flexor retinaculum
D: 1st met

Front 92

opponens pollicis nerve and action

Back 92

N: median
A: move thumb towards 5th digit

Front 93

adductor pollicis attachments

Back 93

P: 2nd and 3rd mets and capitate
D: proximal phalanx of thumb

Front 94

adductor pollicis nerve and action

Back 94

N: ulnar
A:adduct thumb

Front 95

palmaris brevis attachments

Back 95

P: palmar aponeurosis
D: skin

Front 96

palmaris brevis nerve and action

Back 96

N: ?
A: wrinkles up skin over hypothenar emminence, build up hypothenar emminence for grip

Front 97

abductor digit minimi attachments

Back 97

P: pisiform
D: 5th proximal phalanx

Front 98

abductor digiti minimi nerve and action

Back 98

N:ulnar
A: abduct 5th MCP

Front 99

flexor digit minimi attachments

Back 99

P: flexor retinaculum
D: proximal 5th phalanx

Front 100

flexor digiti minimi action and nerve

Back 100

N: ulnar
A: MP flexion

Front 101

opponens digiti minimi attachments

Back 101

P: flexor retinaculum
D: 5th met

Front 102

opponens digiti minimi nerve and action

Back 102

N: ulnar
A: moves 5th digit toward thumb

Front 103

lumbircales attachments

Back 103

P: FDP tendons
D: ext. digatorum

Front 104

lumbricale action

Back 104

extend PIP and DIP, flex MCP joints

Front 105

dorsal interossei action and nerve

Back 105

aBduct fingers (from 3rd digit axis)
N: ulnar

Front 106

palmar interossei action and nerve

Back 106

aDduct fingers (toward 3rd digit)
N: ulnar

Front 107

lumricales innervations

Back 107

1&2: median
3&4: ulnar

Front 108

median nerve innervation of hand intrinsics

Back 108

thenar emminence: abductor pollicis brevis, flexor pollicis brevis, opponens pollicis

AND 1&2 lumbricales

Front 109

ulnar nerve innervation of hand intrinsics

Back 109

interossei, aductor PB, 3&4 lumbricales, all "digit minimi"