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RB Y2 MSK 01 Anatomy > Back Overview > Flashcards

Back Overview Flashcards

1
Q
A
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2
Q

superficial muscles of the back

A
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3
Q

what movement are the superficial back muscles associated with

A

movement of the shoulder

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4
Q

what is the attachments and innervation of the trapezius

A

Originates from the skull, ligamentum nuchae and the spinous processes of C7-T12. The fibres attach to the clavicle, acromion and the scapula spine.

innervated by CNXI

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5
Q

what are the erector spinae muscles

A
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6
Q

what is the action of the erector spinae muscles

A

flex and extend the vertebral column

extend the head

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7
Q

how many verterbae are there

A

33 in total

7 cervical

12 thoracic

5 lumbar

5 sacral - fused

4 coccygeal

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8
Q

C7

A

first palpable vertebrae

also called vertebrae prominens

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9
Q

what are the normal curves of the back

A
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10
Q

abnormal curvatures of the back

A

excessive thoracic kyphosis

excessive lumbar lordosis

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11
Q
A
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12
Q

how do the cervical vertebrae differ

A

triangular vertebral foramen

bifid spinous process

transverse foramina

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13
Q

what is the function of the atlanto-occipital joint

A

nodding head - yes

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14
Q

what is the function of the atlanto-axial joint

A

shaking head - no

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15
Q

odontoid process

A

found on the axis (C2)

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16
Q

what goes through the transverse foramen in the cervical vertebrae

A

vertebral artery

17
Q

what facets do the thoracic vertebrae have

A

demi facet - articulate with head of the rib

costal facet - articulate with tubercule of rib

18
Q

what type of joints are intervertebral ones

A

2y cartilaginous

19
Q

what type of joints are facet joints

A

synovial

20
Q

what regions of the spine do flexion adn extension involve

A

cervical and lumbar

21
Q

what regions of the vertebrae does lateral flexion involve

A

cervical and lumbar regions

22
Q

what are the ligaments of the verterbal column

A
23
Q

what does the ligamentum flavum extend between

A

lamina

24
Q

what do the interspinous and supraspinous ligaments do

A

join spinous processes together

25
Q

do the anterior or posterior rami of the spinal nerves form plexuses

A

anterior

26
Q

where does the spinal cord end

A

L2 - cauda equina comes off

27
Q

where does the spinal cord begin

A

foramen magnum

28
Q

name the spinal cord meninges from internal to external

A

pia mater

arachnoid mater

dura mater

29
Q

where is the subarachnoid space

A

betweewn the pia mater and arachnoid space

30
Q

where does one lumbar puncture

A

feel along topof iliac crests - L4

find L3/4 or L4/5 space

31
Q

what is the vertebral level of the top of the iliac crests

A

L4

32
Q

where does lumbar puncture take fluid from

A

subarachnoid space

RB Y2 MSK 01 Anatomy (4 decks)

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