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ABRET EEG Review V2 (Latest 2024/ 2025 Update) Qs & As| Grade A| 100% Correct (Verified Answers)

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ABRET,EEG Review V2 (Latest 2024/ 2025 Update) Qs & As| Grade A| 100% Correct (Verified Answers) Q: What is the term that describes failure of the alpha rhythm to attenuate with eye opening? Answer: Bancaud's Phenomenon Q: INFANTILE SPASMS EEG shows Answer: Electrodecremental Events Q: Slow sampling rate may cause fast frequencies to appear slower: Answer: aliasing Q: The polarity convention for EEG states that the deflection is up if input Answer: 1 is more negative than input 2 Q: The EEG pattern of hypsarrhythmia is usually associated with Answer: infantile spasms Q: An EEG obtained within 24 hours following a closed head injury would be LEAST likely to show Answer: focal spike activity Q: Excessive beta frequency activity may be the result of which of the following? Answer: Drug effect Q: TIME CONSTANT Answer: Low frequency filter Q: Photic stimulation is most effective in evoking epileptiform abnormailties in patients with Answer: a family history of seizures Q: What normal activity would be seen most prominently at the C3 or C4 electrode postion? Answer: Mu Q: Patients with temporal lobe epilepsy may display ictal automatisms, which are: Answer: Stereotyped, repetitive movements, such as lip smacking or rubbing fingers together Q: Which of the following infectious diseases is most frequently associated with periodic complexes in the EEG? Answer: Herpes simplex encephalitis Q: What is most useful when determining localization and polarity? Answer: montage Q: HYPNAGOGIC HYPERSYNCHRONY Answer: can be present during arousal state transitions, both prior to sleep and onset and following arousal Q: Which of the following is abnormal? Answer: asymmetric attenuation of the alpha activity Q: Alpha coma is most often seen following: Answer: cardiac arrest Q: Mu Rhythm is located ... Answer: C3/C4 Q: Hyperventilation should be done at a rate of: Answer: 20 breaths per minute Q: Which neurologic syndrome may be associated with focal epilepsy? Answer: Tuberous Sclerosis Complex Q: Which of the following is characteristic of active sleep in a neonate? Answer: Frequent movements Q: Photoparoxysmal responses are characterized by: Answer: Generalized irregular spike and wave discharges or polyspike and wave bursts Q: A common electrographic correlate of a seizure: Answer: Rhythmic activity Q: Which of the following patterns is characteristically eliminated by movement of a limb? Answer: Mu rhythm Q: Which is the most important when evaluating background frequency? Answer: wakefulness and age Q: When using the average reference, if a spike-and-wave focus appears at C3, the abnormality would be best enhanced by Answer: Excluding C3 and surrounding electrodes from reference Q: In the majority of patients with arterial hypertension and acute pure motor hemiplegia, and EEG with MOST likely show Answer: normal activity Q: Which of the following represents an abnormal EEG pattern? Answer: Alpha frequency of 9 Hz in O1 and 11.5 Hz in O2 Q: What is the electrical abnormality associated with Breach rhythm? Answer: A focal low impedance pathway through the skull Q: Seizures with visual hallucinations such as flashing lights are most likely to arise from the : Answer: occipital lobe Q: Atypical Photic Response Answer:

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ABRETlEEGlReviewlV2l(LatestlUpdate)
lQsl&lAs|lGradelA|l100%lCorrectl(Verifiedl
Answers)
Q:lWhatlisltheltermlthatldescribeslfailureloflthelalphalrhythmltolattenuatelwithleyelopening?
Answer:
Bancaud'slPhenomenon

Q:lINFANTILElSPASMSlEEGlshows
Answer:
ElectrodecrementallEvents

Q:lSlowlsamplinglratelmaylcauselfastlfrequenciesltolappearlslower:
Answer:
aliasing

Q:lThelpolaritylconventionlforlEEGlstateslthatltheldeflectionlislupliflinput
Answer:
1lislmorelnegativelthanlinputl2

Q:lThelEEGlpatternloflhypsarrhythmialislusuallylassociatedlwith
Answer:
infantilelspasms

Q:lAnlEEGlobtainedlwithinl24lhourslfollowinglalclosedlheadlinjurylwouldlbelLEASTllikelylt
olshow

Answer:
focallspikelactivity

Q:lExcessivelbetalfrequencylactivitylmaylbelthelresultloflwhichloflthelfollowing?

,Answer:
Drugleffect

Q:lTIMElCONSTANT
Answer:
Lowlfrequencylfilter

Q:lPhoticlstimulationlislmostleffectivelinlevokinglepileptiformlabnormailtieslinlpatientslwith
Answer:
alfamilylhistoryloflseizures

Q:lWhatlnormallactivitylwouldlbelseenlmostlprominentlylatlthelC3lorlC4lelectrodelpostion?
Answer:
Mu

Q:lPatientslwithltemporalllobelepilepsylmayldisplaylictallautomatisms,lwhichlare:
Answer:
Stereotyped,lrepetitivelmovements,lsuchlaslliplsmackinglorlrubbinglfingersltogether

Q:lWhichloflthelfollowinglinfectiousldiseaseslislmostlfrequentlylassociatedlwithlperiodiclcom
plexeslinlthelEEG?

Answer:
Herpeslsimplexlencephalitis

Q:lWhatlislmostlusefullwhenldeterminingllocalizationlandlpolarity?
Answer:
montage

Q:lHYPNAGOGIClHYPERSYNCHRONY
Answer:
canlbelpresentlduringlarousallstateltransitions,lbothlpriorltolsleeplandlonsetlandlfollowinglarous
al

,Q:lWhichloflthelfollowinglislabnormal?
Answer:
asymmetriclattenuationloflthelalphalactivity

Q:lAlphalcomalislmostloftenlseenlfollowing:
Answer:
cardiaclarrest

Q:lMulRhythmlisllocatedl...
Answer:
C3/C4

Q:lHyperventilationlshouldlbeldonelatlalratelof:
Answer:
20lbreathslperlminute

Q:lWhichlneurologiclsyndromelmaylbelassociatedlwithlfocallepilepsy?
Answer:
TuberouslSclerosislComplex

Q:lWhichloflthelfollowinglislcharacteristicloflactivelsleeplinlalneonate?
Answer:
Frequentlmovements

Q:lPhotoparoxysmallresponseslarelcharacterizedlby:
Answer:
Generalizedlirregularlspikelandlwaveldischargeslorlpolyspikelandlwavelbursts

Q:lAlcommonlelectrographiclcorrelateloflalseizure:
Answer:
Rhythmiclactivity

, Q:lWhichloflthelfollowinglpatternslislcharacteristicallyleliminatedlbylmovementloflallimb?
Answer:
Mulrhythm

Q:lWhichlislthelmostlimportantlwhenlevaluatinglbackgroundlfrequency?
Answer:
wakefulnesslandlage

Q:lWhenlusinglthelaveragelreference,liflalspike-and-
wavelfocuslappearslatlC3,lthelabnormalitylwouldlbelbestlenhancedlby

Answer:
ExcludinglC3landlsurroundinglelectrodeslfromlreference

Q:lInlthelmajorityloflpatientslwithlarteriallhypertensionlandlacutelpurelmotorlhemiplegia,landl
EEGlwithlMOSTllikelylshow

Answer:
normallactivity

Q:lWhichloflthelfollowinglrepresentslanlabnormallEEGlpattern?
Answer:
Alphalfrequencylofl9lHzlinlO1landl11.5lHzlinlO2

Q:lWhatlislthelelectricallabnormalitylassociatedlwithlBreachlrhythm?
Answer:
Alfocalllowlimpedancelpathwaylthroughlthelskull

Q:lSeizureslwithlvisuallhallucinationslsuchlaslflashingllightslarelmostllikelyltolariselfromlthel:
Answer:
occipitalllobe

Q:lAtypicallPhoticlResponse
Answer:

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Institución: ABRET EEG
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Subido en: 21 de noviembre de 2024
Número de páginas: 43
Escrito en: 2024/2025
Tipo: Examen
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