ch.6 - vertebral column
Terms
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- name the 5 parts of the vertebral column
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cervical
thoracic
lumbar
sacrum
coccyx - name the 4 curvatures of the spinal cord
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cervical curvature
thoracic curvature
lumbar curvature
pelvic curvature - which curves are concave and which are convex?
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concave - cervical and lumbar
convex - thoracic and sacrum - what is the human vertebrae formula
- 7 12 5 1 1
- what is the fetal vertebral formula
- 7 12 5 4
- name 3 exxageration os the vertebral column
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chifosis
lumbar lordosis
scoliosis - what does the vertebral foramen do
- allows the spinal nerves to exit
- how many pairs of ribs do we have
- 12 pairs
- why are ribs 8-10 called 'false ribs'
- b/c they are not actually connected to the sternum they fuse with the bone above
- what are ribs 1-7, 8-10 and 11-12 called
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1-7 known as vertebral sternum ribs
8-10 known as vertebral chondral ribs
11-12 known as vertrbral muscular ribs - what is the hole in the tranverse process and what does it do?
- its known as the tranverse foramen and it conveys the vertebral artery and a vein
- what holds the head up
- 2superior articular facets
- a vertebral disk has 2 major components:
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1. nucleus pulposus
2. ?