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Massage Therapy > Module 6 Muscles > Flashcards

Module 6 Muscles Flashcards

1
Q

Brachialis - innervation

A

musculocutaneous and small branch of radial nerve

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2
Q

brachialis - origin

A

the distal 1/2 of the anterior surface of the humerus

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3
Q

brachialis - insertion

A

tuberosity and coronoid process of the ulna

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4
Q

brachialis - actions

A

FLEX the elbow at the humeroulnar joint

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5
Q

pronator teres - innervation

A

median nerve

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6
Q

pronator teres - origin

A

common flexor tendon from medial epicondyle of humerus and coronoid process of the ulna

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7
Q

pronator teres - insertion

A

middle of the lateral surface of the radius

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8
Q

pronator teres - actions

A

PRONATE the forearm at the radioulnar joints

assist to FLEX the elbow at the humeroulnar joint

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9
Q

flexor carpi ulnaris - innervation

A

ulnar nerve

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10
Q

flexor carpi ulnaris - origin

A

humeral head: common flexor tendon from medial epicondyle of humerus

ulnar head: posterior surface of proximal 2/3 of ulna

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11
Q

flexor carpi ulnaris - insertion

A

pisiform
hook of hamate
base of 5th metacarpal

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12
Q

flexor carpi ulnaris - actions

A

FLEX and ADDUCT the wrist at the radiocarpal joint

assist to FLEX the elbow at humeroulnar joint

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13
Q

flexor carpi radialis - innervation

A

median nerve

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14
Q

flexor carpi radialis - origin

A

common flexor tendon from medial epicondyle of the humerus

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15
Q

flexor carpi radialis - insertion

A

bases of the second and third metacarpals

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16
Q

flexor carpi radialis - actions

A

FLEX and ABDUCT the wrist at radiocarpal joint

may assist to FLEX the elbow at the humeroulnar joint

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17
Q

flexor digitorum superficialis - innervation

A

median nerve

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18
Q

flexor digitorum superficialis - origin

A
  • common flexor tendon from medial epicondyle of the humerus
  • ulnar collateral ligament
  • coronoid process of the ulna
  • interosseous membrane
  • proximal shaft of the radius
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19
Q

flexor digitorum superficialis - insertion

A

side of the middle phalanges of 2nd-5th fingers

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20
Q

flexor digitorum superficialis - actions

A

FLEX 2nd-5th fingers
FLEX the wrist at radiocarpal joint

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21
Q

flexor digitorum profundus - innervation

A

median and ulnar nerves

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22
Q

flexor digitorum profundus - origin

A

anterior and medial surfaces of proximal 3/4 of ulna

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23
Q

flexor digitorum profundus - insertion

A

bases of distal phalanges,
palmar surface of 2nd-5th fingers

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24
Q

flexor digitorum profundus - actions

A

FLEX 2nd-5th fingers at metacarpophalangeal and distal interphalangeal joints

assist to FLEX the wrist at radiocarpal joint

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25
Q

palmaris longus - innervation

A

median nerve

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26
Q

palmaris longus - origin

A

common flexor tendon from medial epicondyle of humerus

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27
Q

palmaris longus - insertion

A

flexor retinaculum
palmar aponeurosis

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28
Q

palmaris longus - actions

A

TENSE the palmar fascia
FLEX the wrist at radiocarpal joint
may assist to FLEX the elbow at humeroulnar joint

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29
Q

pronator quadratus - innervation

A

median nerve

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30
Q

pronator quadratus - origin

A

medial, anterior surface of distal ulna

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31
Q

pronator quadratus - insertion

A

lateral, anterior surface of distal radius

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32
Q

pronator quadratus - actions

A

PRONATION of the forearm at radioulnar joints

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33
Q

extensor carpi radialis longus (ECRL2) - innervation

A

radial nerve

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34
Q

extensor carpi radialis longus (ECRL2) - origin

A

distal 1/3 of lateral supracondylar ridge of the humerus

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35
Q

extensor carpi radialis longus (ECRL2) - insertion

A

base of the 2nd metacarpal

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36
Q

extensor carpi radialis longus (ECRL2) - actions

A

EXTENDS and ABDUCTS the wrist at radiocarpal joint
assist to FLEX the elbow at humeroulnar joint

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37
Q

extensor carpi radialis brevis (ECRB3) - innervation

A

radial nerve

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38
Q

extensor carpi radialis brevis (ECRB3) - origin

A

common extensor tendon from the lateral epicondyle of the humerus

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39
Q

extensor carpi radialis brevis (ECRB3) - insertion

A

base of 3rd metacarpal

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40
Q

extensor carpi radialis brevis (ECRB3) - actions

A

ABDUCT and EXTEND the wrist at radiocarpal joint
assist to FLEX the elbow at humeroulnar joint

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41
Q

supinator - innervation

A

radial nerve

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42
Q

supinator - origin

A
  • lateral epicondyle of the humerus
  • radial collateral ligament
  • annular ligament
  • supinator crest of the ulna
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43
Q

supinator - insertion

A

anterior, lateral surface of proximal 1/3 of radial shaft

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44
Q

supinator - actions

A

SUPINATES the forearm at the radioulnar joints

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45
Q

ABductor pollicis longus - innervation

A

radial nerve

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46
Q

ABductor pollicis longus - origin

A

posterior surface of radius, ulna, and interosseous membrane

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47
Q

ABductor pollicis longus - insertion

A

base of 1st metacarpal

48
Q

ABductor pollicis longus - actions

A

ABDUCTS and EXTENDS the thumb at carpometacarpal jt

ABDUCTS (RADIALLY DEVIATES) the wrist at radiocarpal jt

forms the anterior border of the anatomical snuff box

49
Q

extensor pollicis longus - innervation

A

radial nerve

50
Q

extensor pollicis longus - origin

A

posterior surface of ulna
interosseous membrane

51
Q

extensor pollicis longus - insertion

A

base of distal phalanx of thumb

52
Q

extensor pollicis longus - actions

A

EXTEND the thumb (MCP, CMC, and IP joints)
ABDUCT the wrist at radiocarpal joint

53
Q

extensor pollicis brevis - innervation

A

radial nerve

54
Q

extensor pollicis brevis - origin

A

posterior surface of radius
interosseous membrane

55
Q

extensor pollicis brevis - insertion

A

base of proximal phalanx of thumb

56
Q

extensor pollicis brevis - actions

A

EXTEND the thumb (MCP and CMC joints)
ABDUCT the wrist at radiocarpal joint

57
Q

flexor pollicis longus - innervation

A

median nerve C(6), 7, 8, T1

58
Q

flexor pollicis longus - origin

A

anterior surface of the radius
interosseous membrane

59
Q

flexor pollicis longus - insertion

A

base of distal phalanx of thumb

60
Q

flexor pollicis longus - actions

A

FLEX the thumb (MCP, CMC, IP jts)
assist to FLEX the wrist at radiocarpal joint

61
Q

Abductor pollicis brevis - innervation

A

median nerve

62
Q

Abductor pollicis brevis - origin

A

flexor retinaculum,
trapezium,
scaphoid tubercles

63
Q

Abductor pollicis brevis - insertion

A

base of proximal phalanx of thumb

64
Q

Abductor pollicis brevis - actions

A

ABDUCT the thumb (MCP, CMC jts)
assist OPPOSITION of the thumb

65
Q

flexor pollicis brevis - innervation

A

superficial head: median nerve
deep head: ulnar nerve

66
Q

flexor pollicis brevis - origin

A

superficial head: flexor retinaculum
deep head: trapezium, trapezoid, capitate

67
Q

flexor pollicis brevis - insertion

A

base of the proximal phalanx of thumb

68
Q

flexor pollicis brevis - actions

A

FLEX the thumb (MCP and CMC joints)
assist in OPPOSITION of the thumb

69
Q

opponens pollicis - innervation

A

median nerve C6,7,8,T1

70
Q

opponens pollicis - origin

A

flexor retinaculum,
tubercle of trapezium

71
Q

opponens pollicis - insertion

A

entire length of 1st metacarpal bone,
radial surface

72
Q

opponens pollicis - actions

A

OPPOSITION of thumb (CMC jt) - bringing the pads of thumb and 5th finger together

73
Q

adductor pollicis (oblique and transverse) - innervation

A

ulnar nerve C8,T1

74
Q

adductor pollicis (oblique and transverse) - origin

A

capitate,
2nd and 3rd metacarpals

75
Q

adductor pollicis (oblique and transverse) - insertion

A

base of proximal phalanx of thumb

76
Q

adductor pollicis (oblique and transverse) - actions

A

ADDUCT the thumb (MCP, CMC jts)
assist to FLEX the thumb (MCP jt)

77
Q

adductor digiti minimi - innervation

A

ulnar nerve C(7),8, T1

78
Q

adductor digiti minimi - origin

A

pisiform,
tendon of flexor carpi ulnaris

79
Q

adductor digiti minimi - insertion

A

base of proximal phalanx of 5th finger, ulnar surface

80
Q

adductor digiti minimi - actions

A

ABDUCT the 5th finger (MCP jt)
assist in OPPOSITION of the 5th finger toward the thumb (MCP jt)

81
Q

flexor digiti minimi brevis - innervation

A

ulnar nerve C(7),8,T1

82
Q

flexor digiti minimi brevis - origin

A

hook of hamate,
flexor retinaculum

83
Q

flexor digiti minimi brevis - insertion

A

base of proximal phalanx of 5th finger, palmar surface

84
Q

flexor digiti minimi brevis - actions

A

FLEX the 5th finger (MCP jt)
assist in OPPOSITION of the 5th finger toward the thumb

85
Q

opponens digiti minimi - innervation

A

ulnar nerve C(7),8,T1

86
Q

opponens digiti minimi - origin

A

hook of hamate,
flexor retinaculum

87
Q

opponens digiti minimi - insertion

A

shaft of 5th metacarpal, ulnar surface

88
Q

opponens digiti minimi - actions

A

OPPOSITION of 5th finger (CMC jt)

89
Q

lumbricals of the hand - innervation

A

2nd and 3rd fingers: median nerve C(6),7,8,T1
4th and 5th fingers: ulnar nerve C(7),8,T1

90
Q

lumbricals of the hand - origin

A

surfaces of the flexor digitorum profundus tendons

91
Q

lumbricals of the hand - insertion

A

extensor aponeurosis on dorsal surface of phalanges

92
Q

lumbricals of the hand - actions

A

EXTEND 2nd - 5th fingers @ IP jts
FLEX 2nd - 5th fingers @ MCP jts

93
Q

palmar interossei - innervation

A

ulnar nerve C8,T1

94
Q

palmar interossei - origin

A

base of 1st, 2nd, 4th, 5th metacarpals

95
Q

palmar interossei - insertion

A

base of proximal phalanx of the related finger,
and the extensor aponeurosis

96
Q

palmar interossei - actions

A

ADDUCT the thumb, 2nd, 4th, 5th fingers toward the 3rd finger

assist to FLEX the thumb, 2nd, 4th, 5th fingers (MCP jts)

assist to EXTEND the thumb, 2nd, 4th, 5th fingers (IP jts)

97
Q

dorsal interossei - innervation

A

ulnar nerve C8,T1

98
Q

dorsal interossei - origin

A

adjacent sides of all metacarpals

99
Q

dorsal interossei - insertion

A

base of the proximal phalanx of the 2nd, 3rd, 4th fingers

extensor aponeurosis

100
Q

dorsal interossei - actions

A

ABDUCT 2nd, 3rd, 4th fingers (MCP jts)

assist to FLEX 2nd, 3rd, 4th fingers (MCP jts)

assist the EXTEND 2nd, 3rd, 4th fingers (IP jts)

101
Q

deltoid - innervation

A

axillary nerve

102
Q

deltoid - origin

A

lateral 1/3 of the clavicle
acromion of scapula
spine of scapula

103
Q

deltoid - insertion

A

deltoid tuberosity

104
Q

deltoid - actions

A

entire deltoid:
ABDUCT GH jt

anterior deltoid:
FLEX, MEDIALLY ROTATE, HORIZONTALLY ADDUCT the GH jt

posterior deltoid:
EXTEND, LATERALLY ROTATE, HORIZONTALLY ABDUCT the GH jt

105
Q

biceps brachii - innervation

A

musculocutaneous nerve

106
Q

biceps brachii - origin

A

long head:
supraglenoid tubercle of the scapula

short head: coracoid process of the scapula

107
Q

biceps brachii - insertion

A

tuberosity of the radius,
aponeurosis of the biceps brachii

108
Q

biceps brachii - actions

A

FLEX elbow at humeroulnar jt
SUPINATE forearm at radioulnar joints
FLEX shoulder at glenohumeral jt

109
Q

triceps brachii - innervation

A

radial nerve

110
Q

triceps brachii - origin

A

long head:
infraglenoid tubercle of the scapula

lateral and medial heads:
posterior surface of the humerus

111
Q

triceps brachii - insertion

A

olecranon process of the ulna

112
Q

triceps brachii - actions

A

all heads:
EXTEND elbow at humeroulnar jt

long head:
ADDUCT and EXTEND shoulder @ GH jt

113
Q

brachioradialis - innervation

A

radial nerve

114
Q

brachioradialis - origin

A

proximal 2/3 of the lateral supracondylar ridge of he humerus

115
Q

brachioradialis - insertion

A

styloid process of the radius

116
Q

brachioradialis - actions

A

FLEX elbow at humeroulnar jt
assist to PRONATE and SUPINATE the forearm when these movements are resisted

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