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23 Cards in this Set
- Front
- Back
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mininges
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3 protective coverings over the brain and spinal cord
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epidural space
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space between dura matter and wall of vertebrae
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dura mater
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1. Most superficial of meninges
2. thick strong layer of dense irregular CT |
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arachnoid mater
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1. middle layer of meninges
2. made of thin, loose arrays of collagen |
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pia mater
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1. inner most of mininges
2. thing, clear layer that adheres to spinal cord and brain |
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epidural space
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located between dura mater and arachnoid mater
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cervical enlargment
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1. extends from C4 to T1
2. provides nerves to upper limbs |
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lumbar enlargment
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1. extends from T9 -T12
2. provides nerves for lower limbs |
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conus medullaris
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a tapered conical structure that the spinal cord terminates at
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filum terminale
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an extension of the pia matter that anchors the spinal cord to the coccyx
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composition of Grey matter
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1. Soma neurons
2. neuroglia 3. unmylinated axon 4. dendrites 5. motor neurons |
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White matter
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made of bundles of myelinated axons
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name the total # of spinal nerves
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1. 8 cervical
2. 12 thoracic 3. 5 lumbar 4. 5 sacral 5. 1 coccygeal |
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The 3 protective coverings of the spinal nerve
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1. endoneurium
2. perineurium 3. epineurium |
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parethesia
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an abnormal sensation burning or tingling from a disorder
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clawhand
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injury to the ulnar nerve
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wrist drop
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injury to radial nerve
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monoplegia
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paralysis of one limb
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diplegia
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paralysis of both upper limbs or lower limbs
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paraplegia
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paralysis of both lower limbs
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hemiplegia
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paralysis of both limbs on one side of the body
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quadriplegia
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paralysis of all 4 limbs
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medial nerve palsy
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numbness or tingling in palms and fingers
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