Vertebral column Flashcards

1
Q

outer (limits expansion of nucleus)

A

Annulus fibrosis

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2
Q

Innter ( gel like) shock absorber

A

Nucleus Pulposus

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3
Q

Posterior support of the dens

A

Cruciate ligament

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4
Q

Anchor C2 to cranium

A

Alar ligament

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5
Q

Cervical blood supply

A

vertebral arteries

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6
Q

Thoracic

A

intercostal arteries

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7
Q

Lumbar

A

subcostal and lumbar arteries

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8
Q

Radicular branches

A

feed nerve roots

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9
Q

Segmental artery branches

A

feed spinal cord

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10
Q

Artery of Adamkiewitz

A

largest segmental artery in the lumbar region supplies lower 2/3 of spinal cord.

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