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MOVEMENT SCIENCE > muscles for test 1: > Flashcards

muscles for test 1: Flashcards

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1
Q

what do the traps do UNI and BILATERALLY

A

B: neck ext
UNI: ipsilateral sb and contra rot

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2
Q

what does the levator muscles do

A

elevates and downward rot of scalp
ipsi SB and rot

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3
Q

what kind of cross section and moment arm does the splenius capitus and cervicis have

A

large

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4
Q

what does the splenius capitus and cervicis do B and UNI

A

B: ext
UNI: ipsi ROT

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5
Q

what does the semispinalis capitus and cervicis do

A

ext and main lordosis

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6
Q

what does the longissimus capitus and cervicis do B and UNI

A

B: frontal plan stabilizers
UNI: ipsi DB

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7
Q

what do the suboccipital muscles do B and UNI

A

B: occipital ext
UNI: ipsi rot and sb of occiput and atlas

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8
Q

what do the anterior scalenes do B and UNI

A

B: flex
UNI: ipsi SB and ROT

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9
Q

what do the middle scalenes and posterior scalenes do UNI

A

sb

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10
Q

what does the SCM do B and UNI

A

B: flex
UNI: ipsi sb and contra rot

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11
Q

what do the rectus capitis anterior and lateral do B

A

flx

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12
Q

what do the rotatores do

A

ipsi SB and contra ROT

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13
Q

what does the multifidus do at the T spine and L spine

A

T: contra rot
L: ext

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14
Q

what does the quadratus lumborum do B and UNI

A

B: frontal plane stabilization
UNI: ipsi SB

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15
Q

what does the rectus abdominus do B and UNI

A

B: flex trunk
UNI: ipsi sb

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16
Q

what do the internal obliques do

A

ipsi sb and rot

17
Q

what does the external oblique do

A

ipsi sb and contra rot

18
Q

what are the prime movers of lateral flexion

A

iliocostalis group
internal oblique
external oblique

19
Q

what are the prime movers for ipsilaterla rotation

A

splenius
cervicis/ capitis
internal oblique

20
Q

what are the prime movers for contralateral rotation

A

external oblique
SCM

21
Q

what are the prime movers for flexion

A

rectus abdominis
external and internal oblique
SCM

22
Q

what is in the erector spinae

A

longissimus and iliocostalis

23
Q

what does the superficial erector spinae do B and UNI

A

B: extend
UNi: ipsi sb/rot

24
Q

what do the deep fibers of the erector spinae do

A

create posterior compressive and shear forces which counteract with anterior shear forces

25
Q

what synergistically work to stabilize head with traps to allow distal contraction of traps on scapula

A

longus capitis and coli

26
Q

what resist lordotic position of the cervical spine

A

levator

27
Q

longissimus capitis and cervicis have ____ moment arm which causes poor ____

A

small
extension

MOVEMENT SCIENCE (13 decks)

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