Sketchy Path: Neuro - "Alzheimer Disease and Dementia" Flashcards

1
Q

Dementia is _____________________.

A

a chronic degeneration in at least one cognitive ability –memory, speech, attention–with clear consciousness

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2
Q

___________ leads to Alzheimer’s as early as 35.

A

Down syndrome (like the model for the new DOWNtown with the kid holding the APP crown)

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3
Q

Mutations in ______________ lead to increased risk of early-onset Alzheimer disease.

A

presenilin 1 and 2 (like the two princes fighting over the beta cloak with 1 and 2 on their tunics)

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4
Q

Being ____________ in apo E4 increases risk of late-onset AD.

A

homozygous

Think of the 4 E’s.

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5
Q

Which plaques are extracellular?

A

Beta amyloid (like the betas on the external cape)

The tau plaques are intracellular (like the purple taus on the central aspect of the king’s body).

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6
Q

Alzheimer’s presents with marked atrophy in the ______________.

A

hippocampi (like the two seahorses on the Earl’s jacket)

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7
Q

Alzheimer’s has low levels of which neurotransmitter?

A

Acetylcholine (particularly in the nucelus basalis of maynart)

(Think of the empty bottle of acetylcola.)

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8
Q

The two early features of Alzheimer’s are ________________.

A

short-term memory loss and visuospatial difficulties (like the Recent Events magazine and map that the king is holding)

Language, personality, and social function are preserved until late.

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9
Q

Frontotemporal dementia has what inheritance pattern?

A

AD (like the domino suit worn by the jester)

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10
Q

FTD primarily affects which functions?

A

Language and personality (not memory!)

Think of the jester with the hand over his mouth and the bizarre face on a stick.

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11
Q

FTD has what kind of protein deposit?

A

Tau (like the Tau beneath the jester’s cups that you PICK… get it?)

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12
Q

FTD is associated with what other neurologic disorder?

A

ALS (like the spine image on his collar with frayed edges)

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13
Q

Lewy body dementia presents with ______________ in the cells.

A

alpha-synuclein (Lewy bodies)

Think of the alpha on the dead king Lewy’s grave.

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14
Q

DLB presents with dementia, ____________, and ____________.

A

hallucinations; Parkinson’s

Think of the cogwheels on the grave and the demons in the painting.

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15
Q

What cells are seen in HIV dementia?

A

Microglial cells with multiple nuclei

Think of the cages with demons with multiple eyes.

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16
Q

FTD is associated with tau and _______________.

A

TDP-43 (like The Dancing Prankster 43)