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EEG BOARD PREP MOCK EXAM #2 QUESTIONS WITH COMPLETE SOLUTIONS

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EEG BOARD PREP MOCK EXAM #2 QUESTIONS WITH COMPLETE SOLUTIONS

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EEG BOARD PREP MOCK EXAM #2
QUESTIONS WITH COMPLETE
SOLUTIONS
THEsFILTERSsCREATINGsAsVERYsNARROWsBANDsPASSsTHATsSHOULDsRARELYsB
EsUSEDsCLINICALLYsARE___?s-srightsanswer✔LFs5.0sHZsANDsHFs15sHZ

DURINGsTHEsRECORDINGsOFsCEREBRALsACTIVITY,sTHEsCALIBRATIONsINPUTsVO
LTAGEsISsCHANGEDsFROMs50socVstos100socV.sWHATsWILLsTHEsRESULTsBE?s-
srightsanswer✔NOsEFFECTsONsTHEsACTIVITYsBEINGsRECORDED




Asspikesissprintedsoutsonspapersandsmeasuress16mmspeakstospeak,sthessensitivitysofsthesins
trumentsiss7uV/mmsandsascalibrationssignalsofs50uVscausessasdeflectionsofs7.1mm...whatsis
sthesvoltagesofsthesspike?

a.s1.2uV
b.s112uV
c.s12uV
d.s24uVs-srightsanswer✔112socV

Whatsinputsvoltagesissnecessarystosgivesascalibrationsdeflectionsbetweens5sands10mmsifsthe
ssensitivitysiss30uV/mm?

a.s10uV
b.s50uV
c.s100uV
d.s200uVs-srightsanswer✔200socV

ACCORDINGsTOsACNSsGUIDELINES,sTHEsMINIMUMsSAMPLINGsRATEsFORsEEGsDA
TAsSHOULDsBEsATsLEASTs____sTIMESsTHEsHIGHESTsFREQUENCYsFILTERsSETTIN
Gs-srightsanswer✔THREE

THEsBESTsMETALSsFORsCLINICALsRECORDINGsAREsWHAT?s-
srightsanswer✔SILVERsSILVERsCHLORIDE,sPLATINUM,sORsGOLD




WHICHsELECTRODESsDOsNOTsRECORDsDIRECTLYsFROMsTHEsBRAIN?s-
srightsanswer✔SUBDERMAL




WHICHsOFsTHEsFOLLOWINGsISsNOTsRELATEDsTOsMEASURINGsELECTRODEsRESI
STANCE?s
A.sOPPOSIONsTOsDIRECTsCURRENTsFLOW
B.sMEASUREMENTsWHILEsTHEsELECTRODEsISsUNATTACHEDsTOsSCALP

, C.sMEASUREMENTsWITHsANsOHMMETER
D.sOPPOSITIONsTOsALTERNATINGsCURRENTsFLOW s-
srightsanswer✔OPPOSITONsTOsALTERNATINGsCURRENTsFLOW




THEsDISTANCEsFROMsCZsTOsPZsISs6.8CM.sWHATsISsTHEsDISTANCEsFROMsNASIONs
TOsINION?s-srightsanswer✔34sCM

AsPATIENTsCANsBECOMEsTHEsPATHWAYsFORsLEASTsRESISTANCEsANDsTHEREFO
REsELECTRICALLYsSUSCEPTIBLEsTOsSHOCKsWHEN_____?s-
srightsanswer✔THEsPATIENT sHASsANsINDWELLINGsHEARTsCATHETER




Eyesleadssplacedsatsthesouterscanthussofseachseyeswillsrecord:
a.sallseyesmovements
b.shorizontals&sverticalseyesmovements
c.sonlysverticalseyesmovements
d.smainlyshorizontalseyesmovementss-
srightsanswer✔MAINLYsHORIZONTALsEYEsMOVEMENTS




WHICHsISsNOTsAsPHYSIOLOGICALsARTIFACT?s
A.sPERSPIRATION
B.sGLOSSOKINETICsRESPONSE
C.s60sHZsINTERFERENCE
D.sEYEsMOVEMENTs-srightsanswer✔60sHZsINTERFERENCE

THREEsBASICsCOMPUTERsPORTSsARE:s-
srightsanswer✔SERIAL,sPARALLEL,sANDsUSB




WHICHsISsNOTsAsSOURCEsOFs60sHZsINTERFERENCE?s
A.sOTHERsEQUIPMENTsINsTHEsROOM
B.sFAULTYsGROUNDsCONNECTION
C.sINTRAVENOUSsDRIP
D.sDEFEFTSsINsTHEsPOWERsSUPPLYs-srightsanswer✔INTRAVENOUSsDRIP

WHENsRECORDINGsFORsELECTROCEREBRALsINACTIVITYs(ECI)sTHEsINTERELECT
RODEsDISTANCEsSHOULDsBEsATsLEASTs_____?s-srightsanswer✔10sCM

THEsHOMUNCULOUSsISsAs_____?s-
srightsanswer✔REPRESENTATIONsOFsTHEsMOTORsANDsSENSORYsCORTEXsOFsTHE

sBRAIN




THEsDIENCEPHALONsISsCOMPOSEDsOFs____?s-
srightsanswer✔HYPOTHALMUSsANDsTHALMUS




THEsMIDBRAIN,sPONS,sANDsMEDULLAsCOMPRISEsTHE___?s-
srightsanswer✔BRAINSTEM

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