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neuropath
neuropath
25
Veterinary Medicine
Graduate
02/26/2014

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Cards

Term
Name for the perivascular space in brain
Definition
Virchow-Robin space
Term
The sensory information in the spinal cord comes in through the ____ horn
Definition
dorsal
Term
What kind of cell injury causes Nissl substance to disperse
Definition
Chromatolysis
Term
CNS equivalent of fibroblasts but not as good
Definition
Astrocytes
Term
CNS equivalent of Schwann cell
Definition
Oligodendrocytes
Term
Responsible for satellitosis in CNS injury
Definition
Oligodendrocytes
Term
Main cause of malacia
Definition
Ischemia
Term
Condition causing cortical laminar necrosis where neurons become very and angular and pink
Definition
Polioencephalomalacia
Term
Neuron body response to axon insult- seen associated with equine grass sickness
Definition
Chromatolysis
Term
What is the most common cause of wallerian degeneration?
Definition
Compression
Term
In Wallerian degeneration, i the two separated parts of the nerve are too far away, what develops?
Definition
neuroma
Term
In wallerian degeneration, if the axon is able to regenerate, how fast will it do so?
Definition
1-4 mm/ day
Term
What are three reasons why there is little to no axonal regeneration in the CNS??
Definition
1. Oligo's less remyelinizing as Schwann 2. No basal lamina scaffolding 3. Debris left inhibits axonal sprouting
Term
Term for dying off of terminal portion of axon in response to cell body damage
Definition
Distal Axonopathy
Term
If neuronal vacuolation is only occurring in white matter, what might that indicate?
Definition
toxins
Term
Name three diseases or insult to CNS that can cause pathological neuronal vacuolation
Definition
Toxins, Lysosomal Storage Diseases, Prions
Term
Term for enlarged astrocytes in response to injury
Definition
Gemistocytosis
Term
Microglial cells can trasnform into _____ to clean up debris
Definition
Gitter Cells
Term
An severe consequence of edema in brain
Definition
Herniation
Term
Three sites of herniation in brain, which most common
Definition
(Foramen magnum), tentorium cerebelli, falx cerebri
Term
Most common form of edem in brain
Definition
Vasogenic
Term
Two viruses that can cause demyelination
Definition
CDV, Caprine arthritis/encephalitis
Term
Specific necrosis of yellow star thistle
Definition
Nigropallidal Encephalomalacia
Term
Specific necrosis of selenium toxicosis in pigs
Definition
Poliomyelomalacia
Term
what would cause laminar cortical necrosis in swine?
Definition
Salt Poisoning
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