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Clinical Anatomy I > Exam 3: Muscles > Flashcards

Exam 3: Muscles Flashcards

1
Q

superior gemellus attachments

A

proximal: external ischium surface
distal: greater trochanter

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2
Q

superior gemellus actions

A

hip lateral rotation

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3
Q

inferior gemellus attachment

A

proximal: ischial tuberosity
distal: greater trochanter

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4
Q

inferior gemellus action

A

hip lateral rotation

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5
Q

obturator internus attachments

A

proximal: wall of pelvis, obturator membrane
distal: greater trochanter

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6
Q

obturator internus action

A

hip lateral rotation

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7
Q

quadratus femoris attachments

A

proximal: ischial tuberosity
distal: quadrate tubercle

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8
Q

quadratus femoris action

A

hip lateral rotation

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9
Q

gluteus maximus attachment

A

proximal: sacrum, gluteal line of ilium, erector spinae aponeurosis
distal: greater trochanter, IT band, gluteal tuberosity

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10
Q

gluteus maximus actions

A

hip lateral rotation

hip extension

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11
Q

gluteus medius attachments

A

proximal: external iliac surface
distal: greater trochanter

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12
Q

gluteus medius action

A

hip medial rotation

hip abduction

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13
Q

gluteus minimis attachments

A

proximal: external iliac surface, GREATER sciatic notch
distal: greater trochanter

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14
Q

gluteus minimis actions

A

hip medial rotation

hip abduction

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15
Q

piriformis attachment

A

proximal: sacrum, PIIS (posterior inferior iliac spine)
distal: greater trochanter

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16
Q

piriformis actions

A

hip lateral rotation

hip abduction

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17
Q

serratus posterior superior attachments

A

proximal: spinous processes C7-T3
distal: ribs 2-5

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18
Q

serratus posterior inferior attachments

A

proximal: spinous processes
distal: ribs 9-12

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19
Q

serratus posterior superior and inferior actions

A

proprioception of thoracic wall

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20
Q

splenius capitis attachment

A

proximal: nuchal ligament, spinous processes
distal: mastoid process

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21
Q

splenius capitis and cervicis actions

A

head extension
head lateral flexion
head ipsilateral rotation

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22
Q

splenius cervicis attachments

A

proximal: spinous process T3-T6
distal: transverse processes C1-C3

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23
Q

spinalis attachment

A

(thoracis, cervicis, capitis)

proximal: thoracolumbar fascia
distal: spinous processes

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24
Q

iliocostalis attachment

A

(thoracis, cervicis, lumborum)

proximal: thoracolumbar fascia
distal: costal angles of ribs

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25
Q

longissimus attachment

A

(thoracis, cervicis, capitis)

proximal: thoracolumbar fascia
distal: ribs, transverse processes

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26
Q

erector spinae action

A

VC lateral rotation

VC extension

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27
Q

rotatores attachment

A

proximal: transverse processes
distal: spinous processes

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28
Q

multifidus attachment

A

proximal: sacrum, iliac spine, transverse processes
distal: superior spinous processes

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29
Q

semispinales attachment

A

proximal: transverse processes
distal: spinous processes

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30
Q

transversospinales action

A

VC extension

VC contralateral rotation

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31
Q

interspinales attachment

A

between spinous processes

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32
Q

intertransversarii attachment

A

between transverse processes

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33
Q

interspinales action

A

spine extension

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34
Q

intertransversarii action

A

spinal lateral rotation

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35
Q

iliopsoas attachment

A

iliacus attachment: iliac fossa
psoas attachment: transverse processes

distal attachment: lesser trochanter

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36
Q

iliopsoas action

A

hip flexion

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37
Q

sartorius attachment

A

proximal: ASIS
distal: medial tibia

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38
Q

sartorius actions

A 
hip flexion
hip adduction
hip lateral rotation
knee flexion
knee medial rotation
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39
Q

tensor fasciae latae attachments

A

proximal: iliac crest, ASIS
distal: IT band

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40
Q

rectus femoris attachment

A

proximal: AIIS, groove superior to acetablum
distal: base of patella

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41
Q

rectus femoris actions

A

hip flexion

knee extension

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42
Q

vastus lateralis attachment

A

proximal: greater trochanter, gluteal tuberosity, linea aspera, intertrochanteric line
distal: base of patella

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43
Q

vastus medialis, lateralis, and intermedius action

A

knee extension

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44
Q

vastus medialis attachment

A

proximal: intertrochanteric line, linea aspera, medial supracondylar line, spiral line
distal: base of patella

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45
Q

vastus intermedius attachment

A

proximal: femoral shaft prox 1/3
distal: base of patella

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46
Q

articularis genu attachment

A

proximal: distal femur
distal: synovial membrane of knee joint

47
Q

articularis genu action

A

keeps suprapatellar bursa from collapsing into tendon by pulling articular capsule proximally

48
Q

gracilis attachment

A

proximal: body of pubis, inferior pubic ramus
distal: medial tibia

49
Q

gracilis action

A

hip adduction
knee flexion
knee medial rotation

50
Q

pectineus attachment

A

proximal: superior ramus of pubis
distal: pectineal line

51
Q

pectineus action

A

hip adduction

hip flexion

52
Q

obturator externus attachment

A

proximal: external obturator membrane, rami of pubis and ischium
distal: trochanteric fossa (posterior of femur)

53
Q

adductor brevis attachment

A

proximal: inferior pubic ramus
distal: pectineal line, linea aspera

54
Q

adductor brevis action

A

hip adduction

hip flexion

55
Q

adductor longus attachment

A

proximal: pubic crest
distal: linea aspera

56
Q

adductor longus action

A

hip adduction
hip flexion
hip medial rotation

57
Q

adductor magnus attachment

A

proximal: inferior pubic ramus, ischial ramus, ischial tuberosity

distal adductor part: linea aspera, gluteal tuberosity
distal hamstring part: medial supracondylar line, adductor tubercle

58
Q

adductor magnus action

A

adductor part = hip adduction, hip flexion

hamstring part = hip extension

59
Q

biceps femoris attachments

A

proximal long head: ischial tuberosity
proximal short head: linea aspera, lateral supracondylar line

distal: fibula

60
Q

biceps femoris action

A

long head: hip extension

both heads: knee flexion, knee lateral rotation

61
Q

semimembranosus attachment

A

proximal: ischial tuberosity
distal: medial tibia

62
Q

semimembranosus and semitendinosus actions

A

knee medial rotation
knee flexion
hip extension

63
Q

semitendinosus attachment

A

proximal: ischial tuberosity
distal: medial tibial condyle

64
Q

tibialis anterior attachments

A

proximal: tibial lateral condyle, crural interosseous membrane
distal: medial cuneiform, 1st metatarsal

65
Q

tibialis anterior actions

A

ankle dorsiflexion

foot inversion

66
Q

extensor digitorum longus attachment

A

proximal: tibial epicondyle, fibula, crural interossei membrane
distal: dorsal digital expanisions digits 2-5

67
Q

extensor digitorum longus action

A

extension of digits 2-5

ankle dorsiflexion

68
Q

extensor hallucis longus attachments

A

proximal: fibula, crural interosseous membrane
distal: distal phalangeal base first toe

69
Q

extensor hallucis longus action

A

extension of first toe

ankle dorsiflexion

70
Q

fibularis tertius attachments

A

proximal: distal fibula, crural interosseous membrane
distal: base of 5th metacarpal

71
Q

fibularis tertius action

A

foot eversion

ankle dorsiflexion

72
Q

fibularis longus attachment

A

proximal: head of fibula
distal: lateral first metatarsal, medial cuneiform

73
Q

fibularis longus action

A

ankle plantarflexion

foot eversion

74
Q

fibularis brevis attachment

A

proximal: distal fibula
distal: base of 5th metatarsal

75
Q

fibularis brevis action

A

ankle plantar flexion

foot eversion

76
Q

soleus attachment

A

proximal: head of fibula, soleal line of tibia
distal: posterior calcalneus

77
Q

soleus action

A

ankle plantar flexion

78
Q

gastrocnemius attachment

A

proximal: femoral condyle
distal: posterior calcaneus

79
Q

gastrocnemius action

A

knee flexion

ankle plantarflexion

80
Q

plantaris attachment

A

proximal: lateral supracondylar line
distal: posterior calcaneous

81
Q

plantaris action

A

ankle plantar flexion

knee flexion

82
Q

tibialis posterior attachment

A

proximal: crural interosseous membrane, between fibula and tibula
distal: navicular, medial cuneiform, intermediate cuneiform, metatarsal base digits 2-4

83
Q

tibialis posterior actions

A

ankle plantar flexion

foot inversion

84
Q

flexor digitorum longus attachment

A

proximal: distal to soleal line
distal: dorsal digital expansion 2-4

85
Q

flexor digitorum longus actions

A

ankle plantar flexion

flexion of digits 2-4

86
Q

flexor hallucis longus attachment

A

proximal: distal fibula, crural interosseous membrane
distal: plantar distal phalangeal base first toe

87
Q

flexor hallucis longus action

A

flexion of first toe

ankle dorsiflexion

88
Q

popliteus attachment

A

proximal: lateral femoral condyle
distal: soleal line of tibia

89
Q

popliteus action

A

NWB: tibia medial rotation, knee flexion

WB: femur lateral rotation, knee flexion

“unlocks fully extended knee into flexion”

90
Q

extensor digitorum brevis attachments

A

proximal: calcaneus
distal: lateral slides of extensor digitorum longus digits 2-4

91
Q

extensor digitorum brevis action

A

extension of digits 2-4

92
Q

extensor hallucis brevis attachment

A

proximal: extensor digitorum brevis
distal: base proximal phalanx of hallux

93
Q

extensor hallucis brevis action

A

extension of great toe

94
Q

abductor hallucis attachment

A

proximal: calcaneal tuberosity
distal: proximal phalangeal base of hallux

95
Q

abductor digiti minimi attachments

A

proximal: calcaneal tuberosity
distal: proximal phalangeal base 5th digit

96
Q

flexor digitorum brevis attachment

A

proximal: calcaneal tuberosity
distal: SIDES of middle phalanges

97
Q

flexor digitorum brevis actions

A

flexion of digits 2-4

98
Q

abductor hallucis action

A

abduction and flexion of great toe

99
Q

abductor digiti minimi action

A

abduction and flexion of 5th digit

100
Q

quadratus plantae attachment

A

proximal: calcaneus, calcaneal tuberosity
distal: tendon of flexor digitorum longus

101
Q

quadratus plantae action

A

assists flexor digitorum longus

102
Q

lumbricals attachment

A

proximal: flexor digitorum longus
distal: medial sides of dorsal expansion digits 2-5

103
Q

lumbricals action

A

flexion of MP joints

extension IP joints

104
Q

adductor hallucis attachment

A

oblique head prox attach: metatarsal 2-4
transverse head prox attach: distal ends metatarsals 3-5

distal: prox phalanx hallux

105
Q

adductor hallucis actions

A

great toe adduction

106
Q

flexor digiti minimi attachment

A

proximal: 5th metatarsal base
distal: prox phalanx base 5th digit

107
Q

flexor digiti minimi action

A

flexion of 5th digit

108
Q

flexor hallucis brevis attachment

A

proximal: cuboid, tibialis tendon
distal: proximal phalanx base hallux

109
Q

flexor hallucis brevis action

A

flexion of hallux

110
Q

dorsal interossei attachment

A

proximal: metatarsal base
distal: dorsal digital expansion 2-4, prox phalanx base

111
Q

dorsal interossei action

A

abduction and flexion digits 2-4

112
Q

plantar interossei action

A

adduction and flexion of digits 3-5

113
Q

plantar interossei attachment

A

proximal: metatarsal base
distal: dorsal digital expansion 3-5

Clinical Anatomy I (9 decks)

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