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Anatomy PTH5422 > Arm and Forearm Muscles > Flashcards

Arm and Forearm Muscles Flashcards

1
Q

Coracobrachialis action

A

flex arm
ADD arm

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2
Q

Brachialis action

A

Flex forearm

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3
Q

Biceps Brachii action

A

flex forearm
Supinator

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4
Q

Pronator Teres action

A

Flex forearm
Pronation of forearm

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5
Q

Triceps Brachii action

A

Extension of forearm
Long head: assists with ADD

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6
Q

Anconeus action

A

Extend forearm
(assists with triceps)

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7
Q

Pronator Teres action

A

Pronation
Flexion of forearm

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8
Q

Palmaris Longus action

A

Flexion of hand at wrist

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9
Q

Flexor Carpi Radialis action

A

Flexion of hand at wrist
(Synergist: ABD hand w/Extensor Carpi Radialis Longus/Brevis)

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10
Q

Flexor Carpi Ulnaris action

A

Flexion of hand at wrist
(Synergist: ADD w/Extensor Carpi Ulnaris)

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11
Q

Flexor Digitorum Superficialis action

A

Flex proximal and middle phalanges #2-5

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12
Q

Flexor Digitorum Profundus action

A

Flex distal phalanges #2-5

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13
Q

Flexor Pollicis Longus action

A

Flex thumb

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14
Q

Pronator Quadratus action

A

Pronate forearm

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15
Q

Brachioradialis action

A

flex forearm

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16
Q

Extensor Carpi Radialis Longus action

A

Extension of hand at wrist
(Synergist: ABD with flexor carpi radialis)

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17
Q

Extensor Carpi Radialis Brevis action

A

Extension of hand at wrist (Synergist: ABD with Flexor carpi radialis)

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18
Q

Extensor Digitorum action

A

Extend digits #2-5

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19
Q

Extensor Digiti Minimi action

A

Extend Digit #5

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20
Q

Extensor Carpi Ulnaris action

A

Extension of hand at wrist
(Synergist: ADD with flexor carpi ulnaris)

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21
Q

Abductor Pollicis Longus action

A

ABD thumb
Extend thumb

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22
Q

Extensor Pollicis Longus action

A

Extend thumb

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23
Q

Extensor Pollicis Brevis action

A

Extend thumb

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24
Q

Extensor Indicis action

A

Extend index finger

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25
Q

Supinator action

A

supinate forearm

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26
Q

Coracobrachialis origin

A

coracoid process of scapula

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27
Q

Brachialis origin

A

Anterior/distal half humerus

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28
Q

Biceps Brachii origin

A

Long head Lateral: supraglenoid tubercle of scapula
Short head Medial: coracoid process of scapula

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29
Q

Triceps Brachii origin

A

Long head: infraglenoid tubercle of scapula
Medial head: mid/lower humerus
Lateral head: upper humerus

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30
Q

Anconeus origin

31
Q

Pronator Teres origin

A

Humeral head: meh and cft
Ulnar head: coronoid process of ulna

32
Q

Palmaris Longus origin

A

meh and cft

33
Q

Flexor Carpi Radialis origin

A

meh via cft

34
Q

Flexor Carpi Ulnaris origin

A

Humeral head: meh and cft
Ulnar head: olecranon process and shaft of ulna

35
Q

Flexor Digitorum Superficialis origin

A

Humeroulnar head: meh via cft and coronoid process of ulna
Radial head: superior 1/2 of anterior radius

36
Q

Flexor Digitorum Profundus origin

A

Anterior ulna and IOM

37
Q

Flexor Pollicis Longus origin

A

Anterior radius and IOM

38
Q

Pronator Quadratus origin

A

Distal anterior ulna

39
Q

Brachioradialis origin

A

Lateral supraepicondylar ridge humerus

40
Q

Extensor Carpi Radialis Longus origin

A

Lateral Humerus

41
Q

Extensor Carpi Radialis Brevis origin

42
Q

Extensor digitorm origin

43
Q

Extensor digiti minimi origin

44
Q

Extensor carpi ulnaris origin

A

leh and posterior ulna

45
Q

Abductor pollicis longus origin

A

Posterior radius, ulna, IOM

46
Q

Extensor pollicis longus origin

A

Posterior ulna, IOM

47
Q

Extensor pollicis brevis origin

A

Posterior radius and IOM

48
Q

Extensor indicis origin

A

Posterior ulna and IOM

49
Q

Supinator origin

A

leh and anular ligament

50
Q

Coracobrachialis insertion

A

Medial humerus

51
Q

Brachialis insertion

A

coronoid process and tuberosity of ulna

52
Q

Biceps brachii insertion

A

radial tuberosity and bicipital aponeurosis

53
Q

Triceps brachii insertion

A

Olecranon process of ulna

54
Q

Anconeus insertion

55
Q

Pronator teres insertion

A

lateral radius

56
Q

Palmaris longus insertion

A

anterior flexor retinaculum and palmar aponeurosis

57
Q

Flexor carpi radialis insertion

A

Base of MC #2

58
Q

Flexor carpi ulnaris insertion

A

pisiform, hook of hamate, base of MC 5

59
Q

Flexor digitorum superificialis insertion

A

shafts of middle phalanges of digits 2-5

60
Q

Flexor digitorum profundus insertion

A

base of distal phalanges 2-5

61
Q

Flexor pollicis insertion

A

Base distal phalanx of thumb

62
Q

Pronator quadratus insertion

A

Distal anterior radius

63
Q

Brachioradialis insertion

A

Lateral distal radius

64
Q

Extensor carpi radialis longus insertion

A

dorsal base of MC 2

65
Q

Extensor carpi radialis brevis insertion

A

dorsal base of MC 3

66
Q

Extensor digitorum insertion

A

Dorsal surface digits 2-5

67
Q

Extensor digiti minimi insertion

A

Dorsal surface digit 5

68
Q

Extensor carpi minimi insertion

A

Dorsal base of MC 5

69
Q

Abductor Pollicis longus insertion

A

Base of MC 1

70
Q

Extensor pollicis longus insertion

A

Distal phalanx 1

71
Q

Extensor pollicis brevis insertion

A

Dorsal base of proximal phalanx of thumb

72
Q

Extensor indicis insertion

A

Dorsal surface of digit #2

73
Q

Supinator insertion

A

Lateral proximal 1/3 radius

Anatomy PTH5422 (11 decks)

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