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EEG Board Prep! > ABRET > Flashcards

ABRET Flashcards

1
Q

Vertical Resolution

A

Sensitivity

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2
Q

Long time Constant

A

LFF of 0.1

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3
Q

What type of seizure is not associated with lennox- gastaut?

A

Complex seizure

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4
Q

What most closely relates to the ratio of an amplifier’s output to input signal?

A

System gain

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5
Q

What is a common clinical sign of meningitis?

A

Nuchal rigidity

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6
Q

A meningioma is usually:

A

encapsulated

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7
Q

If a patient has a stroke involving the basilar artery, what clinical signs are expected to be seen?

A

diplopia (double vision)

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8
Q

What neurologic syndrome may be associated with focal epilepsy?

A

Tuberous Sclerosis

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9
Q

Papilledema is most common in what condition?

A

Posterior fossa tumor

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10
Q

Where is the cingulate cortex located in relation to the corpus callosum?

A

Superiorly

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11
Q

Photomyogenic response may be enhanced by?

A

Alcohol or barbiturates withdrawal

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12
Q

Patients with temporal lobe epilepsy may display ictal automatisms, which are?

A

Stereotyped, repetitive movements such as lip smacking or rubbing fingers together

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13
Q

gelastic epilepsy

A

laughing

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14
Q

What is the difference between a classic migraine headache and a common migraine headache?

A

A classic migraine has a associated aura whereas a common migraine does not

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15
Q

The pain of a migraine generally results from

A

dilation of blood vessels

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16
Q

Most common site of brain tumor in children

A

Posterior fossa

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17
Q

HV should be done at a rate of

A

20 breaths per min

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18
Q

A disease occurring only in females characterized by normal development until 6- 18 mo, after which there is a quick deterioration of mental abilities

A

Rhett Syndrome

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19
Q

Ruptured aneurysm with nuchal rigidity, confusion and drowsiness

A

Subarachnoid hemorrhage

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20
Q

Which stimuli is most likely to be a trigger for reflux seizures?

A

Writing

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21
Q

Landau- kleffner syndrome is characterized by:

A

electrical status epilepticus of sleep (ESES)

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22
Q

EEG with very tense and anxious pt shows

A

widespread low voltage activity

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23
Q

What neurotransmitter is lacking in the brain of patients with Parkinson’s?

A

Dopamine

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24
Q

Normal EEG in adults of age 70 or older is similar to those younger with what exception?

A

REM sleep is less than 20% of total sleep time

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25
Q

Digital EEG montages are reformatted by using?

A

System reference

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26
Q

Brain abcess

A

Focal polymorphic/ delta activity

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27
Q

The clonic phase in a generalized tonic clonic seizure is characterized by:

A

diffuse rhythmic spikes followed by diffuse SSW activity

28
Q

Tonic phase in GTC is characterized by:

A

generalized voltage suppression and muscle artifact

29
Q

EEG of a partial seizure disorder

A

Anterior temporal spike focus

30
Q

Rhythmic theta activity in the temporal region is most commonly associated with which seizure type?

A

complex partial

31
Q

What mathematically converts the time function into a sine wave of different frequencies?

A

Fast fourier transform

32
Q

2016 ACNS guidelines recommends a minimal horizontal resolution of

A

16 bits

33
Q

A large lesion of the optic chiasm produces which of the following conditions?

A

complete visual loss

34
Q

Laplacian montage

A

sources reference derivation

-mathematical average of four surrounding electrodes to one electrode

35
Q

Input impedance should be:

A

very high

36
Q

Sturge Weber Syndrome

A

neurocutaneous involvement

37
Q

What should not be seen in the normal awake adult?

A

delta

38
Q

Hypothalamic hamartoma

A

gelastic seizure

39
Q

Difference between epileptic sz and nonepileptic sz?

A

prolonged duration LOC

40
Q

What would you expect to see in the frontal regions of a normal adult?

A

low voltage fast and eye movement artifact

41
Q

A childhood disorder characterized by acquired aphasia, multifocal epileptiform activity and focal or generalized seizures

A

Landau-kleffner

42
Q

Sphenoidal electrodes are used to record activity from the:

A

Anterior temporal lobes

43
Q

Frequency:

influenced by and measured in

A

influenced by sampling rate and measured in HZ

44
Q

EEG of a patient with CJD

A

GPD’s/ GPED’s

45
Q

Clipping of the waveforms occurs when

A

the signal is outside the range of the digitizer

46
Q

During neonatal seizures, the EEG is most likely to show:

A

Focal rhythmic activity

47
Q

How does increasing the number of seconds displayed on the monitor effects spikes? (Duration and amplitude)

A

Does not change spike amplitude or duration

48
Q

What time constant would best display delta activity?

A

1.0 SEC

49
Q

The EEF of a patient with meningitis is most likely to show:

A

slowing

50
Q

EEG of a patient with lennox-gastaut is likely to show:

A

1.5 hz spike and wave

“slow spike and wave”

51
Q

Onset of sturge weber disease is typically during?

A

infancy

52
Q

Temporal lobe epilepsy accounts for what % of all patients with epilepsy?

A

To distinguish slowing from drowsiness

53
Q

Patients with myoclonic epilepsy of vanz. szs most commonly appear:

A

Peak @ 30-60 years old

54
Q

Voltage Resolution

A

S=5uv/mm
LFF=5hz
HFF=70hz

55
Q

During neonate seizures the EEG is most likely to show:

A

area of visual loss

56
Q

Benign Rolandic Epilepsy

A

Central temporal spikes

57
Q

Hypnagogic Hypersynchrony

A

2-6 years

58
Q

Heschel’s gyrus

A

auditory aura

59
Q

Periodic, rhythmic or ictal appearing discharges that are constantly induced by alerting stimuli

A

SIRPID’s

Stimulus-induced rhythmic, periodic or ictal discharges

60
Q

The third ventricle is connected to the fourth ventricle by the

A

aqueduct of sylvius

61
Q

Precocious puberty is associated with pathology of the

A

hypothalamus

62
Q

What best describes secondary bilateral synchrony?

A

Rapid generalization from one or multiple sources

63
Q

Thiamin deficiency

A

Wernickes syndrome

64
Q

Decorticate posturing

A

bilateral flexion @ the elbows

65
Q

Unilateral Babinski signs?

A

Pyramidal tract dysfunction

EEG Board Prep! (21 decks)

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