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
Digital EEG montages are reformatted by using?
System reference
26
Brain abcess
Focal polymorphic/ delta activity
27
The clonic phase in a generalized tonic clonic seizure is characterized by:
diffuse rhythmic spikes followed by diffuse SSW activity
28
Tonic phase in GTC is characterized by:
generalized voltage suppression and muscle artifact
29
EEG of a partial seizure disorder
Anterior temporal spike focus
30
Rhythmic theta activity in the temporal region is most commonly associated with which seizure type?
complex partial
31
What mathematically converts the time function into a sine wave of different frequencies?
Fast fourier transform
32
2016 ACNS guidelines recommends a minimal horizontal resolution of
16 bits
33
A large lesion of the optic chiasm produces which of the following conditions?
complete visual loss
34
Laplacian montage
sources reference derivation -mathematical average of four surrounding electrodes to one electrode
35
Input impedance should be:
very high
36
Sturge Weber Syndrome
neurocutaneous involvement
37
What should not be seen in the normal awake adult?
delta
38
Hypothalamic hamartoma
gelastic seizure
39
Difference between epileptic sz and nonepileptic sz?
prolonged duration LOC
40
What would you expect to see in the frontal regions of a normal adult?
low voltage fast and eye movement artifact
41
A childhood disorder characterized by acquired aphasia, multifocal epileptiform activity and focal or generalized seizures
Landau-kleffner
42
Sphenoidal electrodes are used to record activity from the:
Anterior temporal lobes
43
Frequency: | influenced by and measured in
influenced by sampling rate and measured in HZ
44
EEG of a patient with CJD
GPD's/ GPED's
45
Clipping of the waveforms occurs when
the signal is outside the range of the digitizer
46
During neonatal seizures, the EEG is most likely to show:
Focal rhythmic activity
47
How does increasing the number of seconds displayed on the monitor effects spikes? (Duration and amplitude)
Does not change spike amplitude or duration
48
What time constant would best display delta activity?
1.0 SEC
49
The EEF of a patient with meningitis is most likely to show:
slowing
50
EEG of a patient with lennox-gastaut is likely to show:
1.5 hz spike and wave "slow spike and wave"
51
Onset of sturge weber disease is typically during?
infancy
52
Temporal lobe epilepsy accounts for what % of all patients with epilepsy?
To distinguish slowing from drowsiness
53
Patients with myoclonic epilepsy of vanz. szs most commonly appear:
Peak @ 30-60 years old
54
Voltage Resolution
S=5uv/mm LFF=5hz HFF=70hz
55
During neonate seizures the EEG is most likely to show:
area of visual loss
56
Benign Rolandic Epilepsy
Central temporal spikes
57
Hypnagogic Hypersynchrony
2-6 years
58
Heschel's gyrus
auditory aura
59
Periodic, rhythmic or ictal appearing discharges that are constantly induced by alerting stimuli
SIRPID's | Stimulus-induced rhythmic, periodic or ictal discharges
60
The third ventricle is connected to the fourth ventricle by the
aqueduct of sylvius
61
Precocious puberty is associated with pathology of the
hypothalamus
62
What best describes secondary bilateral synchrony?
Rapid generalization from one or multiple sources
63
Thiamin deficiency
Wernickes syndrome
64
Decorticate posturing
bilateral flexion @ the elbows
65
Unilateral Babinski signs?
Pyramidal tract dysfunction