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Exam (elaborations)

ASET 500 EEG Exam Review – EEG Practice Questions, Answers & Study Guide

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Prepare for the ASET 500 EEG Exam with this focused exam review resource. Designed for students studying electroencephalography (EEG), this material can help reinforce important concepts, review exam topics, and prepare for assessments. Key topics may include: EEG fundamentals EEG terminology and concepts Electrode placement and montages EEG waveforms and patterns Normal and abnormal EEG activity Patient preparation and safety Artifact recognition EEG interpretation Clinical applications of EEG Exam-focused review

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ASETBF500BFEEGBFEXAMBFREVIEW


TheBFbasicBFunitBFforBFmeasuringBFcurrentBFflowBFisBF-BFcorrectBFanswer✔
✔ AMPERE



TheBFbasicBFunitBFofBFresistanceBFisBF-BFcorrectBFanswer✔ ✔ OHM


WhichBFofBFtheBFfollowingBFisBFnotBFaBFvalidBFexpressionBFofBFOhm'sBFlaw?
(inBFthisBFequationBFEBF[electromotiveBFforce]BFisBFtheBFsameBFasBFVBF[Volta
ge])


A)BFRBF=BFEBFIBForBF(RBF=BFVBFI)
B)BFEBF=BFIBFRBForBF(VBF=BFIBFR)
C)BFIBF=BFE/RBForBF(IBF=BFV/R

D)BFRBF=BFE/IBForBF(RBF=BFV/I)BF-BFcorrectBFanswer✔ ✔
RBF=BFEBFIBForBF(RBF=BFVBFI)


Ohm'sBFLawBFisBFVBF=BFIR


WhichBFofBFtheBFfollowingBFisBFnotBFaBFunitBFforBFmeasuringBFalternatingBFfre
quencies?

,A)BFCyclesBFperBFsecond
B)BFVolts
C)BFHertz

D)BFKilocyclesBF-BFcorrectBFanswer✔ ✔ VOLTS


WhichBFofBFtheBFfollowingBFdescribesBFtheBFactionBFofBFaBFcapacitor?


A)BFOpposesBFchangesBFinBFcurrentBFflow
B)BFConvertsBFalternatingBFcurrentBFtoBFdirectBFcurrent
C)BFCreatesBFaBFdirectBFcurrentBFresistance

D)BFStoresBFenergyBF-BFcorrectBFanswer✔ ✔ STORESBFENERGY


ABFcircuitBFthatBFallowsBFsomeBFfrequenciesBFtoBFpassBFthroughBFit,BFwhileBFo
thersBFareBFblockedBFisBFaBF-BFcorrectBFanswer✔ ✔ FILTER


ABFcombinationBFofBFelectronicBFcomponentsBFdesignedBFtoBFincreaseBFtheBF
power,BFvoltageBForBFcurrentBFofBFaBFsignalBF-BFcorrectBFanswer✔ ✔
AMPLIFIER


ABFsmallBFfluctuatingBFoutputBFrecordedBFbyBFtheBFEEGBFinstrumentBFevenBF
whenBFthereBFisBFnoBFinputBFsignalBFisBFcalledBF-BFcorrectBFanswer✔ ✔
NOISE

,TheBFEEGBFamplifierBFisBFdesignedBFsoBFthatBFwhenBFinputBF1BFisBFmoreBFneg
ativeBFthanBFinputBF2,BFtheBFdeflectionBFwillBFbeBF-BFcorrectBFanswer✔ ✔
UPWARD


CommonBFModeBFRejectionBFisBF-BFcorrectBFanswer✔ ✔
THEBFCHARACTERISTICBFOFBFANBFAMPLIFIERBFTHATBFREJECT
SBFEXTERNALBFINTERFERENCE


WhichBFofBFtheBFfollowingBFisBFmostBFattenuatedBFbyBFaBFlowBFfrequencyBFfil
terBFofBF1BFHZ?


A)BF0.5BFHz
B)BF5.0BFHz
C)BF10.0BFHz

D)BF0.1BFHzBF-BFcorrectBFanswer✔ ✔ 0.1BFHz



TimeBFconstantBFisBFdefinedBFasBFtheBFtimeBFrequiredBF-BFcorrectBFanswer✔

FORBFTHEBFDEFLECTIONBFTOBFFALLBF(DECAY)BFTOBF37%BFOFBFT
HEBFPEAKBFDEFLECTION

, It'sBFtheBFtimeBFitBFtakesBFforBFaBFrecordedBFbrainBFsignalBFtoBFdecayBFtoBFappr
oximatelyBF37%BFofBFitsBFinitialBFamplitudeBFafterBFaBFsuddenBFchange,BFesse
ntiallyBFindicatingBFhowBFquicklyBFtheBFsignalBFcanBFrespondBFtoBFfluctuatio
nsBFandBFisBFlargelyBFdeterminedBFbyBFtheBFsettingsBFofBFtheBFEEGBFamplifier
'sBFfilters,BFparticularlyBFitsBFlow-
passBFfilter;BFaBFlongerBFtimeBFconstantBFmeansBFslowerBFsignalBFresponseBFa
ndBFviceBFversa


**GRAPHBFREQUIRED


AnBFEEGBFrecordBFhasBFthreeBFperBFsecondBFspike/waveBFdischarges.BFBothB
FtheBFspikeBFandBFtheBFslowBFwaveBFhaveBFvoltagesBFofBF100BFmicrovolts.BFIfB


FthisBFdischargeBFisBFrecorded BFwithBFaBFlowBFfrequencyBFofBF5BFHZBFandBFaBF


sensitivityBFofBF10BFmicrovolts/mmBFwhatBFwouldBFbeBFtheBFdeflectionBFofBFt
heBFspikeBFandBFtheBFwave?BF-BFcorrectBFanswer✔ ✔
SPIKEBF10BFmmBF,BFWAVEBF6BFmm


ABFhighBFfrequencyBFsettingBFofBF35BFHzBFwouldBFattenuateBF50BFHzBFmuscle
BFactivityBFbyBFapproximatelyBFwhatBFpercentage? BF-BFcorrectBFanswer✔


✔ 40%


AccordingBFtoBFtheBFACNSBFGuidelines,BFRecordingBFClinicalBFEEGBFonBF
DigitalBFMediaBFrequiresBFmonitorsBFtoBFhaveBF-BFcorrectBFanswer✔ ✔
BETWEENBF25BFANDBF35BFmm/secBFHORIZONTALBFSCALINGBFAN
DBFABFMINUMUMBFOFBF128BFDATABFPOINTS/SECONDBFTOBFACCUR
ATELYBFDISPLAYBFEEGBFONBFTHEBFMONITORBFSCREEN

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