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TherapyEd > Musculoskeletal Part Six > Flashcards

Musculoskeletal Part Six Flashcards

1
Q

platysma function

A

depresses mandible

draws mouth inferiorly

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2
Q

overall function of the intervertebral disc

A

dissipate compressive loads

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3
Q

absence of a carotid pulse indicates

A

cardiac arrest

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4
Q

dorsal roots transmit _____ fibers to spinal cord

and transmit ____ fibers from spinal cord to spinal nerve

A

sensory fibers to spinal cord

motor fibers from spinal cord

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5
Q

the main lateral flexor of the spine

A

quadratus lumborum

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6
Q

intermediate intrinsic back muscles lateral to medial

A

iliocostalis

longisimus

spinalis

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7
Q

where is the carotid pulse felt

A

side of the neck

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8
Q

main muscles of inspiration

A

diaphragm
internal intercostal
external intercostal
levator costarum

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9
Q

the vertebral arteries branch off of the

A

subclavian artery

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10
Q

Hypoventilation would do what do blood pH

A

Lower it (acidosis)

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11
Q

what muscles make up the iliopsoas

A

iliacus

psoas

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12
Q

muscles for forced expiration

A

internal oblique
external oblique
transverse abdominis
rectus abdominis

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13
Q

a wedge fracture results from…

A

forced flexion of the thoracic or lumbar spine

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14
Q

innervation of spine flexors

A

intercostals

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15
Q

what artery is palpated for the carotid pulse

A

external carotid artery

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16
Q

Prolonged use of antacids could lead to…

A

Alkalosis (blood pH above 7.45)

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17
Q

what is the inside of the vertebral disc called

A

nucleus polposus

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18
Q

primary function of iliopsoas

A

hip flexion, ER

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19
Q

what is counternutation

A

extension of sacrum

anterior rotation of ilium

20
Q

Can Gullain-Barre cause respiratory muscle weakness

A

Yes

21
Q

what injury to the disc can result from rotation injury

A

posterolateral protrusion

can compress a spinal nerve root

22
Q

spinal cord terminates approximately at what level

A

L1-L2 disc

23
Q

excessive compression of the spine can cause…

A

burst fracture of the vertebral body

24
Q

what muscles comprise the deep layer of intrinsic muscles of the back

A

semispinalis

multifidus

rotatores

25
Q

what is nutation

A

flexion of sacrum

posterior rotation of ilium

26
Q

what level is the thyroid cartilage located at

A

C4-C5

27
Q

what makes the ilium

A

ischium

ilium

pubis

28
Q

the annulus fibrosis is composed of

A

collagen and fibrocartilage

65% water

29
Q

congenital torticollis AKA

A

wryneck

30
Q

function of the quadratus lumborum

A

unilaterally elevates ilium

bilaterally assists in forced exhalation, extends back

31
Q

what is nucleus pulposis comprised of

A

water and proteoglycans

minimal collagen

32
Q

occlusion of the vertebral arteries can result in

A

dizziness

tinnitus

fainting

nystagmus

diplopia

33
Q

what innervates structures on the posterior trunk

A

dorsal rami

34
Q

function of splenius capitis and cervicis alone AND together

A

alone: lateral flexion, rotation to the same side
together: extend head and neck

35
Q

action of semispinalis, multifidus, rotatores

A

together: extend and stabilize the spine
alone: laterally flex the spine to the same side, rotate opposite

36
Q

During hypoventilation, what happens to carbon dioxide removal in the body

A

Less CO2 removed = acidic blood

37
Q

what is the articulation between atlanto-axial

A

C1/C2

C2: dens

C1: anterior arch

38
Q

levator costarum, ext. intercostals, internal intercostal:

NR
Innervation

A

NR: T1-T12

I: Intercostal

39
Q

function of vertebral bodies

A

support body weight

40
Q

nerve roots for spine flexion

A

T7 and below

41
Q

what is a teardrop fracture

A

triangular fragment split from the vertebral body anteriorly

42
Q

piriformis action in all position

A

NWB/hip ext: ER

hip flexed 90: ABD

WB: IR

43
Q

function of the annulus fibrosis

A

sustain compressive, torsional, shearing, and distraction loads

44
Q

diaphragm:

nerve roots

innervation

A

NR: C3-C5

I: Phrenic nerve

45
Q

innervation for muscles of expiration

A

intercostal

46
Q

how does a teardrop fracture happen

A

compression of the anterior aspect of the vertebral body

47
Q

SCM function

A

ipsilateral side bend

contralateral rotation

TherapyEd (81 decks)

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