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25 Cards in this Set
- Front
- Back
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What are the 4 curvatures of vertebral column in adult?
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Cervical-convex anteriorly
Thoracic-concave anteriorly Lumbar-convex anteriorly Sacral-concave anteriorly |
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What are the primary curvatures?
Secondary curvatures? |
Primary- cervical, thoracic
Secondary- lumbar, sacral |
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What is kyphosis?
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Forward bending of the spine
(thoracic kyphosis) |
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What is lordosis?
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Exaggeration of Lumbar curvature
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What is scoliosis?
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Lateral bending of spine
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What is spine bifida?
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Occurs when arch fails to fuse
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Explain the 3 types of spine bifida:
1) Occuita 2) Meningocele 3) Meningomyocele |
1) spinal cord & meninges in normal position 2) spinal cord normal, meninges bulge thru gap 3) spinal cord & meninges out thru gap
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Subocciptal Triangle:
Contents- Floor- |
1) Subocciptal N & veins , Vertebral Art
2) Posterior arch of atlas, Posterior atlanto occipital membrane |
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Spinal cord:
Begins, Ends, Terminal part |
Begins: upper margin of atlas
Ends: lower margin of L1 Terminal part: Conus medularis |
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What is filum terminale?
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Fibrous tissue that extends from conus medularis to coccyx
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What structures pierced in Lumbar Puncture?
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Skin, SF, Supraspinous ligament,
interspinous ligament, ligamentum flavum, areolar tissue, dura mater & arachnoid mater |
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Intervertebral disc
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-Lies between two bodies of 2 vertebra & functions as shock absorber
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What are the 4 curvatures of vertebral column in adult?
|
Cervical-convex anteriorly
Thoracic-concave anteriorly Lumbar-convex anteriorly Sacral-concave anteriorly |
|
|
What are the primary curvatures?
Secondary curvatures? |
Primary- cervical, thoracic
Secondary- lumbar, sacral |
|
|
What is kyphosis?
|
Forward bending of the spine
(thoracic kyphosis) |
|
|
What is lordosis?
|
Exaggeration of Lumbar curvature
|
|
|
What is scoliosis?
|
Lateral bending of spine
|
|
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What is spine bifida?
|
Occurs when arch fails to fuse
|
|
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Explain the 3 types of spine bifida:
1) Occuita 2) Meningocele 3) Meningomyocele |
1) spinal cord & meninges in normal position 2) spinal cord normal, meninges bulge thru gap 3) spinal cord & meninges out thru gap
|
|
|
Subocciptal Triangle:
Contents- Floor- |
1) Subocciptal N & veins , Vertebral Art
2) Posterior arch of atlas, Posterior atlanto occipital membrane |
|
|
Spinal cord:
Begins, Ends, Terminal part |
Begins: upper margin of atlas
Ends: lower margin of L1 Terminal part: Conus medularis |
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What is filum terminale?
|
Fibrous tissue that extends from conus medularis to coccyx
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What structures pierced in Lumbar Puncture?
|
Skin, SF, Supraspinous ligament,
interspinous ligament, ligamentum flavum, areolar tissue, dura mater & arachnoid mater |
|
|
Intervertebral disc
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-Lies between two bodies of 2 vertebra & functions as shock absorber
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Vertebral Venous Plexus-applied significance
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Is thought to bethe route of early metastasis of cancer from lung, breast & prostate gland to bones & CNS
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