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Anatomy Sec 2 Vertebral Column
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Where does the vertebral column begin and end?
Begin = Foramen magnus
End = Tip of Coccyx
How many vertebre and disks form the vertebral column? How many mobile segments?
33 vertebrae
23 discs
24 mobile segments
What are the boundaries of the Vertebral foramen?
Anterior = PLL and Vertebral body
Lateral = Pedicles
Posterior = Lamina and Ligamentum Flavum
What are the primary and secondar curvatures of the spine?
Primary = Thoracic kyphosis, Sacral kyphosis
Secondary = Cervical lordosis, Lumbar lordosis
What are the boundaries of the typical IV Foramen
Anterior = Vertebral bodies and IV disk
Superior = Inferior vertebral notch
Inferior = Superior vertebral notch
Posterior = Facet joint
What are the main contents of a typical IV Foramen?
Spinal nerve
Dorsal root ganglia
Recurrent meningeal nerve
What type of joint is formed by the bodies and IV disk?
Symphysis joint (fibrocartilage)
What is the soft gelatinous center of the IV disk called?
Nucleus pulposus
What is the fibrocartilage outer ring of the IV disk called?
Anulus fibrosus
What innervates the IV disk?
Recurrent meningeal nerve
How many vertebral column ligaments are there?
Seven
What are the ligaments of the vertebral column? and what are there functions?
Anterior Longitudinal Ligament- prevents hyperextension
Posterior Longitudinal Ligament- prevents hyperflexion
Supraspinous ligament- prevents hyperflexion
- Nuchal ligament- extension of SSL after C7
Interspinous ligament
Intertransverse ligament
Ligamentum Flavum
What is the extension of the PLL from C2 to Occipital bone?
Tectorial membrane
What is the name of the joint between vertebral bodies and what type of joint is it?
Intervertebral joint
Symphysis
Where is the facet joing/zygapophyseal/apopphyseal located and what type of joint is it?
Between inferior and superior articual facets
Synovial (hyaline cartilage)
What type of joint is held together by the ligamentum flavum and where is it located?
Syndesmosis joint (bones held together by ligaments)
Joint between the laminae
Author
bradley.knox
ID
181578
Card Set
Anatomy Sec 2 Vertebral Column
Description
Anatomy Sec 2 Vertebral Column
Updated
11/8/2012, 5:07:52 PM
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