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CNS #1 CNS

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britt611's version from 2017-02-03 22:55

Section 1

Question Answer
What is the function of astrocytes?
what is the function of olidgodendrocytes?
how many axons does an oligodendrocyte contribute myelin to?
what is the function of microglial cells?
how does the CNS respond to injury?
what is an example of a non pathogenic in most organs that can cause death if it gets into the CNS
define spheroids
how do neurons (neuronal cell bodies) respond to injury?
what are some example of damage to a neuron?
which structure can swell to form speroids when injured?
how does axon in CNS compared to repair in the PNS
how do oligodendrocytes respond to repair?
when are myelin sheaths permanently lost?
how doe astrocytes respond to repair?
What are 4 examples of astrocytes reaction to a CNS injury
how do wounds that are deep in the CNS heal?
do microglial cell and BV proliferate/repair
memorize

Section 2

Question Answer
How do astrocytes participate in repair to injury
How do astrocytes participate in immune reaction
How do astrocytes participate in CNS inflammation
Define Glial fibrillary acidic protein (GFAP)
Define wallerian degeneration
how does the repaire capacity of the CNS compare to that of the peripheral NS?
what is the function of the BBB
what is important to remember when prescribing drugs for CNS problems
what is the BBB composed of?
what is the blood-CSF barrier consists of?
what are the meninges from the interior to the exterior?
What are some examples where damage to one component of the CNS afters structure or function of another CNS compartment
Why doesnt the CNS heal with fibrosis?
list the following in order of highest to lowest susceptibility to ischemic injury ( astrocytes, oligodendrocytes, blood vessels, neurons, microglial)
Define Excitotoxic injury
What are 4 chains of events that perpetuate excitotoxic injury?
Define ischemic neurons
Define Glial Scars
Define Axonal Scaring
what types of reflexes do you see with UMN vs LMN damage
Where do you expect the location of the disease is in seizures?
Where do you expect the location of the disease is in a heat tilt, circling, CN deficits?
Where do you expect the location of the disease is in pelvic limb spastic paraparesis?
Where do you expect the location of the disease is in spastic tetraparesis?
Where do you expect the location of the disease is in intention tremor, truncal ataxia, dysmetria?
memorize

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