Spine Flashcards

0
Q

What consists of the neural arch?

A
Pedicles 
Laminae
Articular processes
Spinous process
Transverse process
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1
Q

Roof of neural arch?

A

Laminae

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2
Q

Pars interarticularis?

A

Between superior/ inferior Articular processes

How forces are transmitted from posterior elements to Pedicle to body

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3
Q

Type of collagen for nucleus pulposus?

A

Type II resist compression

Mostly water

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4
Q

Where does nucleus pulposus distribute its weight?

A

Entire disc

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5
Q

Cartilaginous end plate in intervertebral disc?

A

Strongly attached to annulus
Hylian cartilage close to vertebral body
Firbocartilage close to disc

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6
Q

Type of collagen for annulus fibrosus ?

A

Type I
Resists tensile forces
Lowest fluid in outer ring

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7
Q

6 degrees of freedom?

A
Gliding
Distraction/compression
AP translation 
Lateral tilting 
Rotation 
AP tilting
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8
Q

Anulus fibrosis resists?

A

Distraction
Translation
Rotation

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9
Q

Tectorial membrane limits?

A

Flexion

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10
Q

Ligament flavum limits?

A

Flexion

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11
Q

Supraspinous ligmanet limits?

A

Flexion

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12
Q

Ligamentum nuchae limits?

A

Flexion

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13
Q

Interspinous lig limits?

A

Flexion

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14
Q

Alar ligament limits?

A

Ipsilateral rotation

Contralateral Flexion

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15
Q

Cervical facets limit?

A

Rotation and side bending

16
Q

Lumbar facets limit ?

A

Rotation and lateral Flexion

17
Q

Flexion of the spine (5)

A
Anterior glide/ tilt 
Foramen increase 
Spinous process seperate
Anterior annulus compressed
Posterior annulus stretched
18
Q

Extension of the spine (4)

A

Posterior tilting/gliding
Foramen narrow
Anterior annulus stretches
Posterior annulus compresses

19
Q

Lateral Flexion (5)

A
Laterally tilts/rotates/translates 
Foramen narrow on ipsilateral side 
Foramen widen on contralateral side 
Annulus compressed in concave side
Annulus stretched on convex side
20
Q

Which side is intertransverse lig taught with left lateral Flexion/rotation?

A

Right

Taught on convex side