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15 Cards in this Set
- Front
- Back
- 3rd side (hint)
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Are connective tissue coverings that encircle the spinal cord and brain
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Meninges
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protective brain structure
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Name the 3 types of Meninges
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Spinal meninges
Cranial meninges Dura Mater |
s,p,d
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A space between the dura mater and the wall of the vertebral canal
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epindural space
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fill with a cushion of fat and connective tissue
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what is the singular form of meninges
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meninx
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x
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The middle meninx is an avascular covering call the ____
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arachnoid
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spider like
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Between the dura mater and the arachnoid is a thin______space which contains cerebrospinal fluid
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subarachnoid space
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below spider like
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Triangular shaped membranous extensions of the pia mater suspend the spinal cord in the middle of its dural sheath These extensions called _____ ______ are thickenings of the pia mater.
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Denticulate ligaments
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they are ligaments
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this extends from the ninth to the twelvth thoracic vertabra. Nerves to and from the lower limbs arise from it.
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Lumbar enlargement
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area on spine
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Nerves to and from the Upper limbs arise from this enlargement.
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Cervical enlargement
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superior
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Inferior to the lumbar enlargement, the spinal cord tapers to a conical portion known as the ______ _______
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Conus medullaris
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ends between the 1st and 2nd lumbar vertebrae in adults
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Arising from the conus medullaris. An extension of the pia mater that extends inferiorly and anchors the spinal cord to the coccyx
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Filum terminale
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terminale filament
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What do they call the roots of the nerves that arise from the inferior part of the spinal cord?
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Cauda equina
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horses tail
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How many pairs of spinal nerves are there?
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31
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non
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Paths of communication between the spinal cord and the nerves innervating specific regions of the body
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Spinal Nerves
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nerves
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Two bundles of axons that connect each spinal nerve to a segment of the cord
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Roots
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cauda equina
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