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Practical 2 Flashcards

1
Q

What muscle’s origin is the distal half of anterior surface of humerus?

A

Brachialis

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2
Q

What muscles originate in the lateral supracondylar ridge of humerus?

A
  1. Brachioradialis

2. Extensor carpi radialis longus

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3
Q

What muscle’s origin is the medial, anterior surface of distal ulna?

A

Pronator quadratus

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4
Q

What muscle’s origin is the medial epicondyle of the humerus, common flexor tendon and coronoid process of the ulna?

A

Pronator teres

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5
Q

What muscle’s origin is the radial collateral ligament, annular ligament and supinator crest of the ulna?

A

Supinator

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6
Q

What muscle’s insertion is the lateral, anterior surface of distal radius?

A

Pronator quadratus

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7
Q

What muscle’s insertion is the lateral surface of proximal shaft of the radius?

A

Supinator

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8
Q

What muscle’s insertion is the middle of lateral surface of the radius?

A

Pronator teres

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9
Q

What muscle’s insertion is the styloid process of radius?

A

Brachioradialis

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10
Q

What muscle’s insertion is the tuberosity & coronoid process of ulna?

A

Brachialis

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11
Q

Origin: Anterior & medial surfaces of proximal 3/4 of ulna

A

Flexor digitorum profundus

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12
Q

Origin: Common extensor tendon from the lateral epicondyle of humerus (3)

A

1 Extensor carpi radialis brevis
2 Extensor carpi ulnaris
3 Extensor digitorum

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13
Q

Origin: Common flexor tendon from medial epicondyle (3)

A

1 Flexor carpi radialis
2 Flexor carpi ulnaris
3 Palmaris longus

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14
Q

Origin: Common flexor tendon from medial epicondyle, ulnar collateral ligament, coronoid process of ulna & shaft of radius

A

Flexor digitorum superficialis

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15
Q

Insertions: Base of 5th metacarpal

A

Extensor carpi ulnaris

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16
Q

Insertions: Bases of second & third metacarpals

A

Flexor carpi radialis

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17
Q

Insertions: Base of second metacarpal

A

Extensor carpi radialis longus

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18
Q

Insertions: Base of third metacarpal

A

Extensor carpi radialis brevis

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19
Q

Insertions: By 4 tendons into bases of distal phalanges, palmar surface of second through fifth fingers

A

Flexor digitorum profundus

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20
Q

Insertions: By 4 tendons into sides of middle phalanges of second through fifth fingers

A

Flexor digitorum superficialis

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21
Q

Insertions: Flexor retnaculum & palmar aponeurosis

A

Palmaris longus

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22
Q

Insertions: Middle & distal phalanges of second through fifth fingers

A

Extensor digitorum

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23
Q

Insertions: Pisiform

A

Flexor carpi ulnaris

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24
Q

Insertions: Base of first metacarpal

A

Abductor pollicis longus

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25
Q

Insertions: Base of proximal phalange of thumb

A

Adductor pollicis

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26
Q

Insertions: Distal phalange of thumb (2)

A

1 Extensor pollicis longus

2 Flexor pollicis longus

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27
Q

Insertions: Entire length of first metacarpal bone, radial side

A

Opponens pollicis

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28
Q

Origins: Anterior surface of radius & interosseous membrane

A

Flexor pollicis longus

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29
Q

Origins: Capitate, second & third metacarpals

A

Adductor pollicis

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30
Q

Origins: Flexor retinaculum & tubercle of the trapezium

A

Opponins pollicis

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31
Q

Origins: Posterior surface of radius & ulna, & interosseous membrane

A

Abductor pollicis longus

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32
Q

Origins: Posterior surface of ulna & interosseous membrane

A

Extensor pollicis longus

33
Q

Name the extrinsic muscles on the anterior side of the arm.

A

1 flexor digitorum superficialis
2 flexor digitorum profundus
3 flexor pollicis longus

34
Q

Name the posterior extrinsic muscles of the arm.

A 
1  extensor digitorum
2  extensor digiti minimi
3  extensor indicis
4  extensor pollicis longus
5  extensor pollicis brevis
6  abductor pollicis longus
35
Q

Name the deepest hypothenar muscle. Is it intrinsic or extrinsic? What is its innervation?

A

Opponens digiti minimi is an intrinsic muscle & is innervated by the ulnar nerve.

36
Q

Name the deep muscle of the thenar emininence. Is it intrinsic or extrinsic? What is its innervation?

A

Opponens pollicis is an intrinsic muscle & is innervated by the median nerve.

37
Q

Name the muscles that create flexion of the humeroulnar & humeroradial joints.

A

1 Biceps brachii
2 Brachialis
3 Brachioradialis

38
Q

Name the muscles that assist with flexion of the humeroulnar & humeroradial joints.

A

1 Flexor carpi radialis
2 Flexor carpi ulnaris
3 Palmaris longus
4 Pronator teres

39
Q

Name the extensors that are synergists for flexion of the humeroulnar & humeroradial joints.

A

1 Extensor carpi radialis longus

2 Extensor carpi radialis brevis

40
Q

Name the muscles that extend the humeroulnar & humeroradial joints.

A

1 Triceps brachii

2 Anconeus

41
Q

Name the muscles that supinate the proximal & distal radiounlnar joints.

A

1 Biceps brachii

2 Supinator

42
Q

Name the muscle that assists with supination of proximal & distal radiounlnar joints.

A

Brachioradialis

43
Q

Name the muscles that pronate the proximal & distal radiounlnar joints.

A

1 Pronator teres

2 Pronator quadratus

44
Q

Name the muscle that assists with pronation of proximal & distal radiounlnar joints.

A

Brachioradialis

45
Q

Name the muscles that extend the radiocarpal joint.

A

1 Extensor carpi radialis longus
2 Extensor carpi radialis brevis
3 Extensor carpi ulnaris

46
Q

Name the muscles that assist with extension of the radiocarpal joint.

A

1 Extensor digitorum

2 Extensor indicis

47
Q

Name the muscles that flex the radiocarpal joint.

A

1 Flexor carpi radialis
2 Flexor carpi ulnaris
3 Palmaris longus
4 Flexor digitorum superficialis

48
Q

Name the muscles that assist with flexion of the radiocarpal joint.

A

1 Flexor digitorum profundus

2 Flexor pollicis longus

49
Q

Name the muscles that perform abduction (radial deviation) of the radiocarpal joint.

A 
1  Extensor carpi radialis longus
2  Extensor carpi radialis brevis
3  Extensor carpi pollicis longus
4  Extensor carpi pollicis brevis
5  Flexor carpi radialis
6  Abductor pollicis longus
50
Q

Name the muscles that adduct (ulnar deviation) of the radiocarpal joint.

A

1 Extensor carpi ulnaris

2 Flexor carpi ulnaris

51
Q

Name the the muscles that extend the 2nd through 5th fingers.

A

1 Extensor digitorum

2 Lumbricals

52
Q

Name the muscles that flex the 2nd through 5th fingers.

A

1 Flexor digitorum superficialis
2 Flexor digitorum profundus
3 Lumbricals

53
Q

Name the muscle that assists with extension & flexion of fingers 2-4.

A

Dorsal interossei

54
Q

Name the muscle that assists with extension & flexion of fingers 2, 4, & 5.

A

Palmar interossei

55
Q

Name the muscle that extends the second finger.

A

Extensor indicis

56
Q

Name the muscle that flexes the 5th finger.

A

Flexor digiti minimi brevis

57
Q

Name the muscles that flex the first carpometacarpal & metacarpophalangeal joints.

A

1 Flexor pollicis longus

2 Flexor pollicis brevis

58
Q

Name the muscles that assist with flexion of the first carpometacarpal & metacarpophalangeal joints.

A

1 Adductor pollicis

2 Palmar interossei

59
Q

Name the muscle that provides opposition for the first carpometacarpal & metacarpophalangeal joints.

A

Opponens pollicis

60
Q

Name the muscles that assist with opposition for the first carpometacarpal & metacarpophalangeal joints.

A

1 Flexor pollicis brevis

2 Abductor pollicis brevis

61
Q

Name the muscles that extend the first carpometacarpal & metacarpophalangeal joints.

A

1 Extensor pollicis longus
2 Extensor pollicis brevis
3 Abductor pollicis longus

62
Q

Name the muscle that assists with the extension of the first carpometacarpal & metacarpophalangeal joints.

A

Palmar interossei

63
Q

Name the nerve that innervates all of the extensor muscles of the arm.

A

Radial nerved

64
Q

Name the nerve that innervates the brachialis.

A

Musclulocutaneous nerve

65
Q

Name the nerve that innervates the brachioradialis.

A

Radial nerve

66
Q

Name the nerve that innervates the flexor carpi radialis

A

Median nerve

67
Q

Name the nerve that innervates the anconeus.

A

Radial nerve

68
Q

Name the nerve that innervates the palmaris longus.

A

Median nerve

69
Q

Name the nerve that innervates the supinator.

A

Radial nerve

70
Q

Name the nerve that innervates the flexor digitorum superficialis.

A

Median nerve

71
Q

Name the nerve that innervates the abductor pollicis longus.

A

Radial nerve

72
Q

Name the nerve that innervates the pronator teres

A

Median nerve

73
Q

Name the nerve that innervates the flexor carpi ulnaris.

A

Ulnar nerve

74
Q

Name the nerve that innervates the 1st & 2nd flexor digitorum profundus.

A

Median Nerve

75
Q

Name the nerve that innervates the 3rd & 4th flexor digitorum profundus.

A

Ulnar nerve

76
Q

Name the nerve that innervates the pronator quadraqatus.

A

Median nerve

77
Q

Name the nerve that innervates the adductor pollicis

A

Ulnar nerve

78
Q

Name the nerve that innervates the flexor pollicis longus

A

Median nerve

79
Q

Name the nerve that innervates the opponens pollicis

A

Median nerve

Occupational Therapy Assistant (30 decks)

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