Upper Limb Muscles

Front 1

Pec major innervated by?

Back 1

Lateral and medial pectoral nn.

Front 2

Pec major attaches where?

Back 2

Proximal:
Anterior surface medial half CLAVICLE [clavicular head]
Anterior surface STERNUM, superior 6 COSTAL CARTILAGES [sternocostal head]

Distal:
Lateral lip INTERTUBERCULAR SULCUS (humerus)

Front 3

Pec minor innervated by?

Back 3

Medial pectoral nerve (C8, T1)

Front 4

Pec minor attaches where?

Back 4

Proximal:
Ribs 3-5 near costal cartilages

Distal:
Medial border/Superior surface CORACOID PROCESS

Front 5

Subclavius innervated by?

Back 5

Nerve to subclavius (C5, C6)

Front 6

Subclavius attaches where?

Back 6

Proximal:
Junction of RIB 1 and its COSTAL CARTILAGE

Distal:
Inferior surface middle third CLAVICLE

Front 7

Serratus anterior innervated by?

Back 7

Long thoracic n.

Front 8

Serratus anterior attaches where?

Back 8

Proximal:
External surfaces lateral parts RIBS 1-8

Distal:
Anterior surface MEDIAL BORDER scapula

Front 9

Trapezius innvervated by?

Back 9

Spinal accessory nerve (CN XI)

Front 10

Trapezius attaches where?

Back 10

Proximal:
Spinous processes C7-T12 vertebrae, medial third superior nuchal line, etc..

Distal:
Lateral third CLAVICLE, ACROMION, SPINE OF SCAPULA

Front 11

Latissimus dorsi innervated by?

Back 11

Thoracodorsal n.

Front 12

Latissimus dorsi attaches where?

Back 12

Proximal:
Spinous processes inferior 6 thoracic vertebrae, ileac crest, inferior 3 or 4 ribs

Distal:
Floor INTERTUBERCULAR SULCUS humerus

Front 13

Levator scapulae attaches where?

Back 13

Proximal:
Posterior tubercles of transverse proceses of C1-C4

Distal:
Medial border SCAPULA (superior to root of spine)

Front 14

Levator scapulae innervated by?

Back 14

Dorsal scapular n. and C3, C4

Front 15

Rhomboids innervated by?

Back 15

Dorsal scapular n.

Front 16

Deltoid attaches where?

Back 16

Proximal:
Lateral third CLAVICLE, ACROMION, SPINE of scapula

Distal:
DELTOID TUBEROSITY (humerus)

Front 17

Deltoid innervated by?

Back 17

Axillary n.

Front 18

Supraspinatous innervated by?

Back 18

Suprascapular n.

Front 19

Supraspinatous attaches where?

Back 19

Proximal:
Supraspinous fossa scapula

Distal:
Superior facet greater tubercle (humerus)

Front 20

Infraspinatous attaches where?

Back 20

Proximal:
Infraspinous fossa scapula

Distal:
Middle facet greater tubercle (humerus)

Front 21

Infraspinatous innervated by?

Back 21

Suprascapular n.

Front 22

Teres minor innervated by?

Back 22

Axillary n.

Front 23

Teres minor attaches where ?

Back 23

Proximal:
Middle part lateral border scapula

Distal:
Inferior facet greater tubercle of humerus

Front 24

Teres major innervated by?

Back 24

Lower subscapular n.

Front 25

Teres major attaches where?

Back 25

Proximal:
Posterior surface inferior angle scapula

Distal:
Miedial lip intertubercular sulcus (humerus)

Front 26

Subscapularis innervated by?

Back 26

Upper and lower subscapular nerves.

Front 27

Subscapularis attaches where?

Back 27

Proximal:
Subscapular fossa

Distal:
Lesser tubercle (humerus)

Front 28

Biceps innervated by?

Back 28

Musculocutaneous n.

Front 29

Biceps attach where?

Back 29

Proximal:
SHORT HEAD - tip of coracoid process (scapula)
LONG HEAD - supraglenoid tubercle (scapula)

Distal:
Radial tuberosity

Front 30

Coracobrachialis innervated by?

Back 30

Musculocutaneous n.

Front 31

Coracobrachialis attaches where?

Back 31

Proximal:
Tip of coracoid process (scapula)

Distal:
Middle third medial surface humerus

Front 32

Brachialis attaches where?

Back 32

Proximal:
Distal half anterior surface humerus

Distal:
Coronoid process and ulnar tuberosity (both ulna)

Front 33

Brachialis innervated by?

Back 33

Musculocutaneous n.

Front 34

Triceps innervated by?

Back 34

Radial n.

Front 35

Triceps attaches where ?

Back 35

Proximal:
LONG HEAD - infraglenoid tubercle
LATERAL HEAD - posterior surface humerus (sup. to radial groove)
MEDIAL HEAD - posterior surface humerus (inf. to radial groove)

Distal:
Proximal end olecranon (ulna)

Front 36

Pronator teres innervated by?

Back 36

Median n.

Front 37

Flexor carpi radialis innervated by?

Back 37

Median n.

Front 38

Palmaris longus innervated by?

Back 38

Median n.

Front 39

Flexor carpi ulnaris innervated by ?

Back 39

Ulnar n.

Front 40

Flexor digitorum superficialis innervated by?

Back 40

Median n.

Front 41

Flexor digitorum profundus innervated by ?

Back 41

Medial part - Ulnar nerve
Lateral part - Median nerve

Front 42

Flexor pollicus longus innervated by ?

Back 42

Median n. (anterior interosseous n.)

Front 43

Pronator quadratus innervated by ?

Back 43

Median n. (anterior interosseous n.)

Front 44

Pronator teres attaches where?

Back 44

Proximal:
ULNAR HEAD - coronoid process
HUMERAL HEAD - medial epicondyle

Distal:
Middle, lateral surface of radius

Front 45

Flexor carpi radialis attaches where?

Back 45

Proximal:
medial epicondyle

Distal:
Base 2nd metacarpal

Front 46

Palmaris longus attaches where?

Back 46

proximal
medial epicondyle

Distal:
Distal half flexor retinaculum, apex palmar aponeurosis

Front 47

Flexor carpi ulnaris attaches where?

Back 47

Proximal:
HUMERAL HEAD - medial epicondyle
ULNAR HEAD - olecranon + posterior border

Distal:
Pisiform, hook of hamate, 5th metacarpal

Front 48

Flexor digitorum superficialis attaches where?

Back 48

Proximal:
Medial epicondyle, superior half anterior border radius

Distal:
Shafts of middle phalanges of medial 4 digits

Front 49

Flexor digitorum profundus attaches where?

Back 49

Proximal:
Proximal 3/4 medial and anterior surfaces ULNA and INTEROSSEOUS MEMBRANE

Distal:
Medial part to base of distal phalanges 4th,5th digits

Lateral part to base of distal phalanges 2nd, 3rd digits

Front 50

Flexor pollicus longus attaches where?

Back 50

Proximal:
Anterior surface radius + interosseous mem

Distal:
Base distal phalanx thumb

Front 51

Pronator quadratus attaches where?

Back 51

Goes between distal quarters of anterior surfaces of radius and ulna

Front 52

Brachioradialis innervated by?

Back 52

Radial n.

Front 53

ECRL innervated by?

Back 53

Radial n.

Front 54

ECRB

Back 54

Radial n.

Front 55

Extensor digitorum innervated by?

Back 55

Radial n.

Front 56

Extensor digiti minimi innervated by?

Back 56

radial n.

Front 57

ECU innervated by ?

Back 57

Radial n.

Front 58

Supinator innervated by?

Back 58

Radial n.

Front 59

Extensor indicis innervated by?

Back 59

Radial n. (Posterior interosseous n)

Front 60

Abductor pollicus longus innervated by?

Back 60

Radial n. (Posterior interosseous n)

Front 61

Extensor pollicus longus innervated by?

Back 61

Radial n. (Posterior interosseous n)

Front 62

Extensor pollicus brevis innervated by?

Back 62

Radial n. (Posterior interosseous n)

Front 63

Brachioradialis attaches where?

Back 63

Proximal:
Proximal 2/3 supraepicondylar ridge

Distal:
Lateral suface distal end RADIUS (proximal to styloid process)

Front 64

ECRL attaches where?

Back 64

Proximal:
Lateral supraepicondylar ridge

Distal:
Dorsal aspect base 2nd metacarpal

Front 65

ECRB attaches where

Back 65

Proximal:
Lateral epicondyle

Distal:
Dorsal aspect base 3rd metacarpal

Front 66

Extensor digitorum attaches where?

Back 66

Proximal:
Lateral epicondyle

Distal:
Extensor expansions medial 4 digits

Front 67

Extensor digiti minimi attaches where?

Back 67

Proximal:
Lateral epicondyle

Distal:
Extensor expansion 5th digit

Front 68

ECU attaches where?

Back 68

Proximal:
Lateral epicondyle, posterior border ulna

Distal:
Dorsal aspect base 5th metacarpal

Front 69

Supinator attaches where?

Back 69

Proximal: Lateral epicondyle, supinator fossa, crest of ulna, radial collateral and annular ligaments

Distal:
Lateral, posterior and anterior surfaces of proximal third radius

Front 70

Extensor indicis attaches where?

Back 70

Proximal:
Posterior surface distal third ulna + interosseous mem

Distal:
Entensor expansion 2nd digit

Front 71

Abductor pollicus longus attaches where?

Back 71

Proximal:
Posterior surface proximal halves radius and ulna

Distal: Base 1st metacarpal

Front 72

Extensor pollicus brevis attaches where

Back 72

Proximal:
Posterior surface distal third RADIUS

Distal:
Dorsal aspect proximal phalanx thumb

Front 73

Extensor pollicus longus attaches where?

Back 73

Proximal:
posterior surface middle third ULNA

Distal:
Dorsal aspect distal phalanx thumb

Front 74

What are the thenar mm. of the hand?

Back 74

Opponens pollicis
Abductor pollicus brevis
Flexor pollicus brevis

Front 75

What are the hypothenar mm. of the hand?

Back 75

Abductor digiti minimi
Flexor digiti minimi brevis
Opponens digiti minimi

Front 76

What is in the adductor compartment of the hand?

Back 76

Adductor pollicis

Front 77

What is in the central compartment of the hand?

Back 77

Long flexor tendons
Lumbricals

Front 78

What are in the interosseous compartments of the hand?

Back 78

Interossei muscles
[NB separate interosseous compartments between the metacarpals]

Front 79

What innervates opponens pollicis ?

Back 79

Median n.

Front 80

What innervates Abductor pollicis brevis?

Back 80

Median n

Front 81

What innervates flexor pollicus brevis?

Back 81

Median n

Front 82

What innervates Adductor pollicus?

Back 82

Ulnar n

Front 83

What innervates abductor digiti minimi?

Back 83

Ulnar n

Front 84

What innervates flexor digiti minimi?

Back 84

Ulnar n

Front 85

What innervates opponens digiti minimi ??

Back 85

Ulnar n

Front 86

What innervates lumbricals?

Back 86

1st and 2nd - Median n.
3rd and 4th - ulnar n.

Front 87

What innervates interossei mm.?

Back 87

Ulnar n .

Front 88

Opponens pollicis attaches where ?

Back 88

Proximal;
flexor retinaculum, scaphoid, trapezium

Distal:
Lateral side 1st metacarpal

Front 89

Abductor pollicus brevis attaches where

Back 89

Proximal;
flexor retinaculum, scaphoid, trapezium

Distal:
lateral side base of proximal phalanx thumb

Front 90

Flexor pollicus brevis attaches where?

Back 90

Proximal;
flexor retinaculum, scaphoid, trapezium

Distal:
lateral side base of proximal phalanx thumb

Front 91

Adductor pollicis attaches where

Back 91

Proximal:
Bases 2nd,3rd metacarpals, anterior surface shaft 3rd metacarpal, capitate

Distal:
Medial side base proximal phalanx thumb

Front 92

Abductor digiti minimi attaches where

Back 92

Proximal:
pisiform

Distal:
Medial side base of proximal phalanx 5th digit

Front 93

Flexor digiti minimi brevis attaches where

Back 93

Proximal:
hook of hamate, flexor retinaculum

Distal:
Medial side base of proximal phalanx 5th digit

Front 94

Opponens digiti attaches where?

Back 94

Proximal:
hook of hamate, flexor retinaculum

Distal:
Medial border 5th metacarpal

Front 95

1st and 2nd lumbricals attach where ?

Back 95

Proximal:
lateral 2 tendons of FDP

Distal:
Lateral sides of extensor expansions

Front 96

3rd and 4th lumbricals attach where ?

Back 96

Proximal:
Medial 3 tendons of FDP

Distal:
lateral sides of extensor expansions

Front 97

Dorsal interossei attach where ?
How many of them are there?

Back 97

FOUR!

Proximal:
Adjacent sides of 2 metacarpals(bipennate)

Distal:
Bases of proximal phalanges

Front 98

Palmar interossei attach where ?
How many of them are there?

Back 98

THREE!

Proximal:
Palmar surfaces of 2nd, 4th, 5th metacarpals (unipennate)

Distal:
Bases of proximal phalanges