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15 Cards in this Set

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