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CNS > Brain stuff > Flashcards

Brain stuff Flashcards

1
Q

Where do you find Adrenergic neurons?

A

Locus coeruleus

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2
Q

Where do you find Dopaminergic neurons?

A

SNc and VTA

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3
Q

Where do you find Serotonergic neurons?

A

Dorsal raphe

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4
Q

Where do you find Cholinergic neurons?

A

nucleus basalis, septum, PPTN

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5
Q

How do you image oligodendrocytes?

A

Luxol Fast Blue

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6
Q

What does oligodendroglioma look like on histology?

A

fried egg appearance

  • have hx of seizures and calcifications
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7
Q

What do red dead neurons signal in CNS?

A

hypoxia or ischemia

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8
Q

Where does laminar/pseudolaminar necrosis happen?

A

Layers 3,5,6

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9
Q

How long after an infarct does neovascularization take place?

A

7-14 days

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10
Q

What kind of infarct do emboli usually cause?

A

hemorrhagic

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11
Q

How long is a transient ischemic attack?

A

1 hour

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12
Q

Middle cerebral artery infarct

A

face and arm more affected

- shows aphasia and neglect

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13
Q

Anterior cerebral artery infarct

A

leg more affected

- shows abulia

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14
Q

What is the FDA treatment window for tPA?

A

3 hours

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15
Q

Most common cause of intracerebral hemorrhage

A

hypertension and amyloid angiopathy (elderly)

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16
Q

What does the starfish sign signal?

A

blood in the subarachnoid space

17
Q

What five things does the Mental status exam assess?

A 
Language 
Memory 
Visual spatial 
executive function
personality and mood
18
Q

What does bilateral papilledema signal?

A

increased ICP

19
Q

What term is used to describe when normal and nonpainful stimuli become painful?

A

Sensitization

20
Q

Referred pain is completed through what phenomenon?

A

convergence of sensory input into a single spinal pain transmission

21
Q

What makes up the pain modulation network?

A

hypothalamus-midbrain-medulla onto 2nd order STT neuron

CNS (7 decks)

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