Neuro Flashcards by Amy Hamlin

Q

What is the organization of the meninges in the spinal cord?

A

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Q

What structure in the ventricles of the brain produces CSF?

A

choroid plexus

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Q

Blood-brain barrier structure

A

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Q

The arrows are pointing to what?

A

activated microglia

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Q

Cell Type

A

Gitter cells (aka microglia ingesting myelin- foamy cytoplasm)

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Q

A

chromatolysis

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Q

Alive or dead neuron?

A

dead

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Q

A

neuronophagia

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Q

A

spheroid

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Q

Steps of wallerian degeneration

A

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Q

Why can regeneration of neurons occur in the PNS but not in the CNS?

A

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Q

Cell type

A

Reactive astrocytes

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Q

A

gemistocytic astrocytes

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Q

Cell type and commonly associate dz

A

Alzheimer’s type II astrocytes: enlarged, vesicular nuclei; hepatic encephalopathy

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Q

A

microglial nodules

VIRAL infections

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Q

premature degradation of normally formed tissues?

A

abiotrophy

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Q

What type of CNS malformation is shown?

A

hydrocephalus

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Q

What type of CNS malformation is shown?

A

hydrocephalus

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Q

What type of CNS malformation is shown?

A

microencephaly

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Q

A lhaso apso presents with this

A

Lissencephaly

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Q

A

Prosencephalic hypoplasia

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Q

A

Prosencephalic hypoplasia

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Q

A

Cranium bifidum

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Q

A

Cranium bifidum

Meningoencephalocele

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Cranium bifidum Meningocele

hydranencephaly

porencephaly

A cow presents with this. Likely Disease?

BVD cerebellar hypoplasia

What toxin causes this and what day?

cyclopia veratrum californicum sheep day 14 gestation

How are storage disorders named? Give a couple examples.

storage disorder

Describe the process of ceroid lipofuscin.

What are the histo characteristics of cerebral edema?

Gross characteristics of cerebral edema

herniation of cerebellum flattening of gyri & sulci

infarct d/t vascular occlusion

Fibrocartilagenous embolism

polioencephalomalacia

polioencephalomalacia

A pig presents with head pressing

cerebral edema d/t salt poisoning in swine

A cat

polioencephalomalacia d/t thiamine def

Location of ## Footnote Globus pallidus Substantia nigra

nigropallidal encephalomalacia

Cause and C.S. of leukoencephalomalacia?

leukoencephalomalacia

A dog presents after consuming gasoline

Lead poisoning- white matter edema

A dog that consumed gasoline

demyelination

Bacterial meningitis

Equine bacterial meningitis

calf bacterial meningitis

purulent meningitis in a pig 2nd to otitis externa/media

goat brain abscess

Sheep circling

listeriosis in a sheep

ITME

ITME

Describe other lyssaviruses associated w/ disease

Lesions for rabies virus

DDX? Carnivore or herbivore?

rabies (negri bodies) purkinje cell= herbivore

A pig presents with a mild fever.

pseudorabies

A horse presents with CNS signs.

EEE

Gross and histo lesions of Canine Distemper virus

DDX?

Canine Distemper virus

DDX? horse

Crypto

Cryptococcus neoformans

Lesions of Equine protozoal encephalomyelitis

A horse presents with ataxia and lameness.

Equine protozoal encephalomyelitis

Lesions of Toxoplasmosis

Toxoplasmosis

cyst in a dog not near the site of inflammation

neospora caninum

Characteristics of neospora in canines and cattle?

bilateral & asymmetrical NME & NLE

scrapie

meningioma

astrocytoma

oligodendroglioma

metastatic hemangiosarcoma

metastatic melanoma

metastatic mammary carcinoma