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Functional Anatomy > Head, Neck Thorax, Spine, Abdomen OIAN > Flashcards

Head, Neck Thorax, Spine, Abdomen OIAN Flashcards

1
Q

SCM prox attach

A

sternal head: manubrium
clavicular head: upper medial 1/3 of clavicle

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2
Q

SCM distal attach

A

lateral surface of mastoid process & lateral 1/2 of superior nuchal line

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3
Q

SCM axn

A

bilateral: flex head against resistance, neck flexion, extension at AO joint, respiration
unilateral: ipsilateral sidebend, contralateral rotation

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4
Q

SCM innervation

A

CN XI motor
C2,3 sensory

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5
Q

anterior scalene prox attach

A

transverse process CV3-CV6

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6
Q

anterior scalene distal attach

A

1st rib

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7
Q

anterior scalene innervation

A

C4-C6 ventral rami

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8
Q

middle scalene prox attach

A

post tubercles transverse process CV5 -CV7

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9
Q

middle scalene distal attach

A

superior surface 1st rib

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10
Q

middle scalene innervation

A

ventral rami C3-C8

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11
Q

posterior scalene prox attach

A

posterior tubercles transverse processes CV5-CV7

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12
Q

posterior scalene distal attach

A

2nd rib

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13
Q

posterior scalene innervation

A

ventral rami C7,8

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14
Q

scalene action

A

ipsilateral sidebening of cervical vertebra
reverse axn: elevate 1st and 2nd rib during inspiration

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15
Q

levator scapulae prox attach

A

post tubercles of transverse processes CV1-CV4

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16
Q

levator scapulae distal attach

A

medial border of scap, at and above spine

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17
Q

levator scapulae innervation

A

C3,4 ventral rami
C5 from dorsal scapular n

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18
Q

levator scapulae axn

A

elevates scapula, downward rotation of scap with pec minor

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19
Q

temporalis prox attach

A

floor of temporal fossa and deep temporal fascia

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20
Q

temporalis distal attach

A

medial surface, apex, anterior & posterior borders of coronoid processes of mandible & anterior border of ramus of mandible

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21
Q

temporalis innervation

A

CN V

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22
Q

temporalis axn

A

anterior: elevation of mandible
posterior: retract mandible

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23
Q

masseter prox attach

A

inferior border and medial surface of the zygomatic arch

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24
Q

masseter distal attach

A

angle and lateral aspect of ramus of mandible

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25
Q

masseter innervation

A

mandibular branch (V3) of CN V

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26
Q

masseter axn

A

powerful elevator of mandible

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27
Q

lateral pterygoid prox attach

A

upper: infratemporal surface and crest of greater wing of sphenoid
lower: lateral surface of lateral pterygoid plate

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28
Q

lateral pterygoid distal attach

A

anterior aspect mandibular neck, articular capsule, & TMJ disc

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29
Q

lateral pterygoid innervation

A

mandibular branch of CN V

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30
Q

lateral pterygoid axn

A

chief protractor, depresses mandible

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31
Q

medial pterygoid prox attach

A

medial surface of lateral pterygoid plate & palatine bone & tuberosity of maxilla

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32
Q

medial pterygoid distal attach

A

medial surface of mandibular angle

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33
Q

medial pterygoid innervation

A

mandibular branch of CN V

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34
Q

medial pterygoid axn

A

elevate and protraction of mandible

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35
Q

external intercostals prox attach

A

lower margins of ribs 1-11

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36
Q

external intercostals distal attach

A

upper margins of ribs below

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37
Q

external intercostals innervation

A

corresponding intercostal n

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38
Q

external intercostals axn

A

elevates ribs

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39
Q

internal intercostals prox attach

A

lower margins of the ribs and costal cartilages & floor of costal groove

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40
Q

internal intercostals distal attach

A

upper margins of subadjacent ribs and costal cartilages

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41
Q

internal intercostals innervation

A

corresponding intercostal n

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42
Q

internal intercostals axn

A

depress rib
generally a muscle of expiration

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43
Q

innermost intercostals prox attach

A

internal aspects of adjoining ribs

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44
Q

innermost intercostals distal attach

A

upper margins of subadjacent ribs and costal cartilage, but fibers only at middle 1/3 of rib

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45
Q

innermost intercostals innervation

A

corresponding intercostal n

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46
Q

innermost intercostals axn

A

depress the rib
generally a muscle of expiration

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47
Q

external oblique prox attach

A

external surface of lower 8 ribs

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48
Q

external oblique distal attach

A

external lip of iliac crest, pubic tubercle, linea alba

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49
Q

external oblique innervation

A

thoracoabdominal n. (T7-T11) & subcostal

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50
Q

external oblique axn

A

increase intra-abdominal pressure
*R Sidebending: R IO and trunk flex
*L Rotation: R EO and L IO

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51
Q

internal oblique prox attach

A

thoracolumbar fascia, iliac crest, lateral 1/2 of inguinal ligament

52
Q

internal oblique distal attach

A

up to lower 3 ribs & costal margins , linea alba and down towards pubis via conjoint tendon

53
Q

internal oblique innervation

A

lower 2-3 thoracoabdominal n, subcostal n, L1 ventral ramus

54
Q

internal oblique axn

A

increase intra-abdominal pressure
*R Sidebending: R IO and trunk flex
*L Rotation: R EO and L IO

55
Q

transversus abdominus prox attach

A

fascia iliaca, iliac crest, thoracolumbar fascia, inner surfaces of lower 6 costal cartilages; lateral 1/3 of inguinal ligament

56
Q

transversus abdominus distal attach

A

aponeurosis that contribute to rectus sheath and pubis via conjoint tendon

57
Q

transversus abdominus innervation

A

thoracoabdominal n (T7-11), subcostal n, L1 ventral ramus

58
Q

transversus abdominus axn

A

increase intra-abdominal pressure

59
Q

rectus abdominus prox attach

A

xiphoid process of sternum & costal cartilages 5-7

60
Q

rectus abdominus distal attach

A

pubic crest and symphysis

61
Q

rectus abdominus inervation

A

thoracoabdominal n, subcostal n

62
Q

rectus abdominus axn

A

increase intra-abdominal pressure
flex lumbar vertebral column if pelvis fixed
thorax fixed, flex vertebral column and draw pelvis up

63
Q

diaphragm prox attach

A

sternal: posterior aspect of xiphoid process
costal: inner surfaces of lower 6 costal cartilages and lower 4 ribs
lumbar: bodies of upper lumbar vertebrae and fibrous arches (medial and lateral arcuate ligaments)

64
Q

diaphragm distal attach

A

central tendon

65
Q

diaphragm innervation

A

phrenic n

66
Q

diaphragm axn

A

primary muscle of inspiration
contraction: diaphragm descends and draws central tendon down–> volume of thorax is increased and intrathoracic pressure is decreased

67
Q

serratus posterior superior prox attach

A

nuchal ligament, spinous processes of CV7-TV3

68
Q

serratus posterior superior distal attach

A

superior border of ribs 2-4

69
Q

serratus posterior superior innervation

A

intercostal n T2-T5

70
Q

serratus posterior superior axn

A

elevate ribs

71
Q

serratus posterior inferior prox attach

A

spinous processes of TV11-LV2

72
Q

serratus posterior inferior distal attach

A

inferior borders of ribs 8-12 near angles

73
Q

serratus posterior inferior innervation

A

intercostal n T9-T11, subcostal n

74
Q

serratus posterior inferior axn

A

depresses ribs

75
Q

iliocostalis lumborum prox attach

A

median sacral crest, TV11-TV12, LV1 spines and ligaments; dorsal ilium; lateral aspect of sacral crest

76
Q

iliocostalis lumborum distal attach

A

inferior borders of lower 6 or 7 costal angles

77
Q

iliocostalis lumborum innervation

A

thoracic and lumbar dorsal rami

78
Q

iliocostalis lumborum axn

A

extension and lateral flexion of vertebral column

79
Q

iliocostalis thoracis prox attach

A

upper borders of lower costal angles

80
Q

iliocostalis thoracis distal attach

A

superior borders of upper costal angles and back of CV7 transverse process

81
Q

iliocostalis thoracis innervation

A

thoracic dorsal rami

82
Q

iliocostalis thoracis axn

A

extension and lateral flexion of vertebral column

83
Q

iliocostalis cervicis prox attach

A

3rd-6th costal angles

84
Q

iliocostalis cervicis distal attach

A

posterior tubercles of CV4-CV6 transverse process

85
Q

iliocostalis cervicis innervation

A

cervical dorsal rami

86
Q

longissimus thoracis prox attach

A

common distal attach

87
Q

longissimus thoracis distal attach

A

tips of all thoracic transverse processes and lower 9 or 10 ribs between tubercles and angles

88
Q

longissimus thoracis innervation

A

thoracic dorsal rami

89
Q

longissimus thoracis axn

A

extend and sidebend vertebral column

90
Q

iliocostalis cervicis axn

A

extension and lateral flexion of vertebral column

91
Q

longissimus cervicis prox attach

A

long tendons attached from TV1-TV4 or 5 transverse processes to tendons attached

92
Q

longissimus cervicis distal attach

A

CV2-CV6 transverse process posterior tubercles

93
Q

longissimus cervicis innervation

A

thoracic and cervical dorsal rami

94
Q

longissimus cervicis axn

A

extend and sidebend vertebral column

95
Q

longissimus capitis prox attach

A

tendons of TV1-TV4 or 5 transverse processes and lower 3 or 4 cervical articular processes

96
Q

longissimus capitis distal attach

A

posterior margin of mastoid process

97
Q

longissimus capitis innervation

A

thoracic and cervical dorsal rami

98
Q

longissimus capitis axn

A

extend the head and rotate the face to the same side

99
Q

spinalis thoracis prox attach

A

TV11-LV2 spines

100
Q

spinalis thoracis distal attach

A

TV4-TV8 spines

101
Q

spinalis thoracis innervation

A

thoracic and cervical dorsal rami

102
Q

spinalis thoracis axn

A

extend vertebral column

103
Q

spinalis cervicis prox attach

A

lower ligamentum nuchae, CV7 spine

104
Q

spinalis cervicis distal attach

A

spine of CV2

105
Q

spinalis cervicis innervation

A

cervical dorsal rami

106
Q

spinalis cervicis axn

A

inconsistant, extend vertebral column

107
Q

spinalis capitis prox attach

A

blended with semispinalis capitis

108
Q

spinalis capitis innervation

A

cervical dorsal rami

109
Q

spinalis capitis axn

A

extend vertebral column

110
Q

quadratus lumborum prox attach

A

medial 1/2 of inferior border of rib 12 and tips of lumbar transverse processes

111
Q

quadratus lumborum distal attach

A

iliolumbar ligament and internal lip of iliac crest

112
Q

quadratus lumborum innervation

A

ventral rami T12, L1-4

113
Q

quadratus lumborum axn

A

ipsilateral elevation of pelvis (hip hiker), ipsilateral sidebending of vertebral column
bilateral: assist in lumbar extension

114
Q

psoas major prox attach

A

transverse processes of all lumbar vertebrae; lateral aspect of bodies of TV12 and lumbar vertebrae, and disc in between

115
Q

psoas major distal attach

A

lesser trochanter

116
Q

psoas major innervation

A

ventral rami L2-L4

117
Q

psoas major axn

A

flexes hip joint, sidebending of lumbar vertebrae if LE is fixed; flexes trunk if pelvis is fixed

118
Q

psoas minor prox attach

A

lateral aspect of TV12-LV1 ad discs in between

119
Q

psoas minor distal attach

A

pectineal line and ilipectineal eminence

120
Q

psoas minor innervation

A

ventral rami L1 and L2

121
Q

psoas minor axn

A

assists in hip flexion and stabilization (does not cross hip)

122
Q

iliacus prox attach

A

iliac crest, iliac fossa, ala of sacrum, and anterior SI ligaments

123
Q

iliacus distal attach

A

tendon of psoas major, lesser trochanter and femur just distal

124
Q

iliacus innervation

A

femeral n, L2, L3

125
Q

iliacus axn

A

flexes the hip with the psoas major
stabilizes the hip

Functional Anatomy (7 decks)

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