Neuro Flashcards

1
Q

Wernicke’s area location and responsibility?

Broca’s?

A

Wernicke’s - receptive temporal lobe

Brocas - expressive frontal lobe

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2
Q

Deficits in oculomotor nerve?

A

Eye deviation, pupil dilated

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3
Q

CN VII innervates?

A

muscles of facial expression, taste

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4
Q

CN VII deficits?

A

facial paralysis
loss of taste
hyperacusis (sensitivity to certain freq)

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5
Q

Receptive aphagia vs expressive aphagia?

A

Receptive - deficit in Wernicke’s area, can’t understand but can speak fluently

Expressive - deficit in Broca’s, can understand but can’t speak.

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6
Q

Lower motor neuron vs upper motor neuron deficit?

A

LMN: hypotonia, fasciculations (spontaneous flicker of movment), atrophy

UMN: spasticity (tightness), lack of atrophy

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7
Q

Babinsky reflex in adults vs children?

A

Adult: Normal response to sole of foot is downward flexion. Babinski sign = upward

Children: normal is upwards

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8
Q

Babinski sign means?

A

CNS deficit/UMN

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9
Q

Hoffman’s sign apperance?

A

Flex of last phalange upon flicking

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10
Q

Hoffman’s sign tests what?

A

Unilateral positive means corticospinal tract has probelm.

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11
Q

Dorsal column pathways crosses where?

Responsible for what?

A

Crosses at medulla

Responsible for Light touch, Proprioception

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12
Q

Spinothalamic pathways crosses where?

Responsible for what?

A

Spinal cord

Pain/Temp

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13
Q

“Thunderclap” headache red flag for?

A

ruptured aneurysm

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14
Q

positional component headache red flag for?

A

intracranial pressure

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15
Q

headache on awakening red flag for?

A

mass lesion

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16
Q

focal neurological signs red flag for?

A

mass lesion, dissection

17
Q

Neck rigidity red flag for?

A

meningitis

18
Q

Older than 50 years with headaches red flag for?

A

temporal arteritis

19
Q

Most common headache type?

A

tension headache

20
Q

tension headache more common in men/women?

A

women 88%

21
Q

Classic/Common/Complicated migraine?

A

Classic - with aura (strange light/smell/etc)
Common - without aura
Complicated - hemiplegic (half body paralyzed)

22
Q

Status migrainosis is what?

A

migraine without aura lasting >72h

23
Q

Migraine vs Tension headache?

A

Migraine is unilateral, pulsating, severe pain while tension is usually bilateral, nonpulsatile, vague pain

24
Q

Migraine aura at leat one…

A

Reversible visual,sensory, speech disturbance symptoms
Vertigo
Lasts for 5-60m

25
Q

Hemiplegic aura also has what?

A

motor weakness, otherwise the same

26
Q

Treatment for headaches

A
muscle relaxants (tension)
anti-emetics (migraine)
Triptans (avoid in hemiplegic migraine)
NSAIDS
Corticosteroids
27
Q

Careful of what when treating migraines?

A

analgesic rebound

28
Q

Consider prophylactic treatment of headache if what?

A

> 2days/month

29
Q

Prophylactic headache treatments?

A
tricyclic antidepressants
beta-blockers
Ca-channel blockers
Antiepileptics
Botulin toxin
30
Q

Cluster headache distinguishing features?

A

pounding pain in more anterior locations (orbit, temporal, maxilla) with ptosis and lacrimation

31
Q

Tardive dyskinesia due to?

A

chonric dopamine antagonist use (antipsychotics and anti-emetics)

32
Q

Tardive presentation?

A

choreic movements in face

dystonia and tics

33
Q

Treatment of tardives

A

stop offending meds
benzodiazepines
dopamine depleting agents
botulin toxin if dystonic

34
Q

Tourette’s syndrome onset, symptoms?

A
childhood
motor/vocal tics
ADD
OCD
learning disabilities
35
Q

Treatment for tourettes?

A

dopamine blockers for tics

clonidine, methylphenidate, SSRIs for behavioral

36
Q

Hemifacial spasm due to?

A

lesion of facial nerve

37
Q

Palatal myoclonus due to lesion where?

A

brainstem involving triangle of guillain-Mollaret