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26 Cards in this Set
- Front
- Back
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what passes through the vertebral foramen? it is also known as?
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spinal chord, vertebral canal
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what passes through the intervertebral foramen?
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the spinal nerves
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where do the vertebral arteries pass through?
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the vertebral foramen on cervical 1 - 6
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what are the names of all vertebra in order?
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cervical thoracic lumber saccry coccyx
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how many of each vertebra?
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12, 7 , 5, 5 4
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circum, synonym?
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on all sides - circumlimbal srrounds limbus
peri |
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hypo
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below,under deficien
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angio
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related to blood vessel
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CT scan, what does it mean and how does it work?
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computerized tomography
x-ray tube rotates around body with detectors |
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CT scan picks p what, looks like what?
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bone shows up as white. WHITE = DENSITY
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MRI =
better than MRI at what? |
magnetic resonance image
better at picking up soft tissue (because it has water) |
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bone is ____ on an MRI
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black
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the vertebral arteries enter the skll through the
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foramen magnum
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what is the bony thing that the atlas articulates with? what is it on?
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the dens, the axis
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describe the major structual parts of an intervertebral disc
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there is an outer layer of "fibrocartilage" known as the annulus fibrosis, which surrounds an inner jelly-like core called the "nucleus pulposus"
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what happens to an intervertebral disc with age?
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the annulus fibrosis gets weaker and may tear, the nucleus pulposis dehydrates and dgenerates
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when the annulus fibrosis tears....
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the nucleus pulposis may bulge out, this is known as a "herneated disc"
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what sort of ligaments help the spine?
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the anterior longitudinal ligament extends from sacrum to C1 and is stronger an dbroader
the posterior longitudinal segment extends from sacrum to coccyx |
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what are the right and left costal margins?
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margins formed by the inferior edge of costal cartilages of ribs 7-10 as they meet anteriorly and on each side of the xyphoid process
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what is the name of the U shaped bone in the neck and where does it lie?
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the hyoid and it lies at the same level as C3
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a V shaped cartilage inferior to the hyoid. Which cartilage is inferior to this?
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thyroid cartilage, cricoid is next down
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a prominent extension on the superior portion of the thyroid cartilage
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laryngeal prominence - aka adam's apple
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what what vertebral level is the cricoid cartilage?
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C6
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where does the epiglottis attach?
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inner surface of the thyroid cartilage
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the epiglottis forms the superior part of the larynxs ___
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anterior wall
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describe the function of the epiglottis
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it is pushed back by the tongue and bolus of food in order to cover the larynx--->forces food to go down the esophagus
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