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Vertebral Column
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Functions of Spine
A.
Weight support
B.
Shock absorber
C.
Transfer weight to pelvis
D.
Balance
E.
Bipedal locomotion
F.
Protect spinal cord and nerves
The vertebral column
houses and protects
the spinal cord and
nerves
Typical Vertebra
A.
Body
B.
Arch
1.
lamina
2.
pedicles
a.
superior vertebral notch
b.
inferior vertebral notch
3.
vertebral canal
SPINA BIFIDA
usually involves 1 vertebra (L4 or S1
Where does the vertebral artey go through?
Cervical Vertebrae
Abnormal curvatures of the spine
1.kyphosis -hunchback, dowager’s
hump
2. lordosis- Exaggerated secondary curvature in the lumbar region
3. scoliosis- lateral
curvature of the spine
1.kyphosis -hunchback, dowager’s hump ( Causes)
Congenital, Occupational, osteoperosis, TB, Fractures, degenerating disc
2. lordosis- Exaggerated secondary curvature in the lumbar region (causes)
Pregency or obesity
3. scoliosis- lateral curvature of the spine
1.hemi-vertebra
2. a short
leg
3. polio,
stroke, herniated disc
Idiopathic
Unknown
A decrease in the size of the thoracic
cage can
What 2 joints are associated with the spine
1.Zygophyseal
(synovial)
2. Intervertebral disc (symphysis)
Zygophyseal joint
Connects the Superior and Posterior articular process
The intervertebral
discs account for about ____of the length of the vertebral column
The intervertebral
disc consist of:
The Nucleus Pulposus:
a. is derived from the
notochord
b. is filled with a fibrogelatinous pulp (containing 80%
water in youth)
c. changes with age (looses water &
turgidity
Prolapsed Intervertebral Disc occur
occur at lower cervical & lumbar
regions
Author
haaveshes
ID
32926
Card Set
Vertebral Column
Description
Vertebral Column,
Updated
2010-09-06T03:58:12Z
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