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Anatomy: Muscles > Upper Limb Muscles - Memorizing > Flashcards

Upper Limb Muscles - Memorizing Flashcards

1
Q

Latissimus dorsi action

A

Extension, medial rotation, adduction

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2
Q

Supinator origin

A

Lateral epicondyle of humerus, collateral and annular ligaments, supinator fossa, ulnar crest

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3
Q

Flexor carpi radialis insertion

A

Base of second metacarpal

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4
Q

Abductor pollicis brevis origin

A

Tubercles of the scaphoid, trapezium

Flexor retinaculum

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5
Q

Flexor digitorum superficialis origin

A

Radial head = superior 1/2 of anterior border of radius, humeroulnar head = medial epicondyle of humerus, coronoid process of ulna, ulnar collateral ligament

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6
Q

Supraspinatus innervation

A

Suprascapular nerve

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7
Q

Adductor pollicis insertion

A

Medial side of base of proximal phalanx of the thumb

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8
Q

Latissimus dorsi insertion

A

Intertubercular groove

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9
Q

Extensor digitorum origin

A

Lateral epicondyle of humerus

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10
Q

Abductor pollicis longus innervation

A

Posterior interosseous nerve (deep branch of radial continuation)

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11
Q

Triceps long head action

A

Extensor of arm, steadies abducted humerus

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12
Q

Flexor pollicis longus origin

A

Anterior surface of radius and adjacent interosseous membrane

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13
Q

Extensor indicis insertion

A

Extensor expansion of second digit

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14
Q

Brachialis insertion

A

Ulnar tuberosity and coranoid process of ulna

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15
Q

Abductor digiti minimi innervation

A

Deep branch of ulnar nerve (C8-T1)

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16
Q

Flexor digiti minimi insertion

A

medial side of base of PROXIMAL PHALANX

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17
Q

Extensor carpi radialis brevis innervation

A

Deep branch of radial nerve (C7, C8)

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18
Q

Flexor digitorum superficialis innervation

A

Median nerve (C7, C8, T1)

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19
Q

Innervation of levator scapulae

A

Dorsal scapular nerve (C5) and cervical nerves C3/C4

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20
Q

Extensor carpi radialis longus insertion

A

Base of second metacarpal

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21
Q

Pronator quadratus innervation

A

Anterior interosseous nerve, a branch of median nerve

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22
Q

Extensor pollicis brevis origin

A

Posterior surface of radius and interosseous membrane

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23
Q

Insertion of flexor pollicis brevis

A

Lateral side of the base of the proximal phalanx of the thumb

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24
Q

Opponens pollicis insertion

A

Lateral side of first metacarpal

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25
Q

Abductor digiti minimi origin

A

Pisiform

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26
Q

Extensor pollicis brevis innervation

A

Posterior interosseous nerve

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27
Q

Flexor digiti minimi brevis origin

A

Hook of hamate and flexor retinaculum

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28
Q

Extensor pollicis longus innervation

A

Posterior interosseous nerve

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29
Q

Innervation of extensor carpi ulnaris

A

Posterior interosseous nerve, a continuation of the deep branch of the radial nerve

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30
Q

Extensor pollicis longus insertion

A

Base of distal phalanx of thumb

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31
Q

Lumbricals insertion

A

Extensor expansion of digits 2-5

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32
Q

Extensor carpi radialis longus innervation

A

Radial nerve (C6, C7)

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33
Q

Adductor pollicis innervation

A

Deep branch of ulnar nerve (C8-T1)

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34
Q

Origin of levator scapulae

A

TRANSVERSE processes of C1-C4

35
Q

Innervation of latissimus dorsi

A

Lower subscapular nerve (C6, C7)

36
Q

Flexor carpi radialis innervation

A

Median nerve (C6, C7)

37
Q

Abductor digiti minimi insertion

A

Medial side of base of PROXIMAL PHALANX

38
Q

Abductor pollicis brevis innervation

A

Median nerve (C8-T1)

39
Q

Palmaris longus insertion

A

Palmar aponeurosis AND distal half of flexor retinaculum

40
Q

Brachioradialis insertion

A

Lateral surface of distal radius

41
Q

Supinator insertion

A

Posterior, lateral, and anterior surfaces of proximal 1/3 of radius

42
Q

Trapezius innervation

A

Accessory nerve (XI) and cervical nerves C3/C4

43
Q

Extensor indicis innervation

A

Posterior interosseous nerve (deep branch of radial continuation)

44
Q

Infraspinatus innervation

A

Suprascapular nerve

45
Q

Serratus anterior insertion

A

Costal aspect of medial scapula

46
Q

Origin of pectoralis minor

A

Ribs 3, 4, 5 near costal cartilages

47
Q

Flexor digitorum superficialis insertion

A

Bodies of middle phalanges 2-5

48
Q

Flexor digitorum profundis innervation

A

Medial part = ulnar nerve (C8, T1), lateral part = anterior interosseous nerve, branch of median nerve

49
Q

Pronator teres origin

A

Coronoid process of ulna, medial epicondyle of humerus

50
Q

Sternocostal head of pec major origin

A

Near costal cartilages of superior 6 ribs, aponeurosis of external oblique, anterior surface of sternum

51
Q

Lumbricals innervation

A

Medial: ulnar nerve

Lateral: median nerve

52
Q

Extensor carpi radialis brevis insertion

A

Base of third metacarpal

53
Q

Rhomboid innervation

A

Dorsal scapular nerve (C4-C5)

54
Q

Flexor pollicis longus innervation

A

Anterior interosseous nerve, a branch of median nerve (C8, T1)

55
Q

Coracobrachialis innervation

A

Musculocutaneous nerve (C5, C6, C7)

56
Q

Extensor carpi ulnaris origin

A

Lateral epicondyle of humerus

57
Q

Adductor pollicis origin

A

Transverse head: Capitate and adjacent carpals, base of second and third metacarpals

Oblique head: anterior surface of THIRD metacarpal

58
Q

Lumbricals origin

A

Tendons of flexor digitorum profundis

59
Q

Extensor carpi ulnaris insertion

A

Base of 5th metacarpal

60
Q

Abductor pollicis longus insertion

A

Base of first metacarpal

61
Q

Subscapularis innervation

A

Subscapular nerve

62
Q

Biceps brachii action

A

Flexes forearm at elbow, SUPINATION

63
Q

Extensor digitorum innervation

A

Posterior interosseous nerve, a continuation of the deep branch of the radial nerve

64
Q

Opponens digiti minimi origin

A

Hook of hamate, flexor retinaculum

65
Q

Action of coracobrachialis

A

Adduction and flexion of arm

66
Q

Opponens digit minimi insertion

A

Medial border of 5th metacarpal

67
Q

Flexor carpi ulnaris origin

A

Humeral head = medial epicondyle, ulnar head = olecranon process and posterior border ulna

68
Q

Extensor indicis origin

A

Posterior surface of ulna and interosseous membrane

69
Q

Teres major innervation

A

Thoracodorsal nerve (C6, C7, C8)

70
Q

Biceps brachii insertion

A

Radial tuberosity and bicipital aponeurosis of forearm

71
Q

Extensor carpi radialis longus origin

A

Lateral supracondylar ridge of humerus

72
Q
A
73
Q

Abductor pollicis longus origin

A

Posterior surface of ulna, radius and interosseous membrane

74
Q

Supinator innervation

A

Deep branch of radial nerve

75
Q

Brachioradialis innervation

A

Radial nerve

76
Q

Extensor carpi radialis brevis origin

A

Lateral epicondyle of humerus

77
Q

Opponens pollicis origin

A

Flexor retinaculum and tubercles of scaphoid and hamate

78
Q

Brachialis innervation

A

Musculocutaneous (C5, C6) and RADIAL NERVE

79
Q

Flexor digitorum profundis origin

A

Proximal 3/4 of medial and anterior surface of ulna and interosseous membrane

80
Q

Pronator teres innervation

A

Median nerve (C6, C7)

81
Q

Coracobrachialis insertion

A

Middle 1/3 of medial humerus

82
Q

Extensor pollicis longus origin

A

Posterior ulna and interosseous membrane

83
Q

Extensor pollicis brevis insertion

A

Base of proximal phalanx of thumb

Anatomy: Muscles (4 decks)

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