RRT TMC EXAM 2024/2025 WITH 100% AC
f f f f f f
CURATE SOLUTIONS f
Thefpatient'sflungfhasfanfairfleakf-
fPrecisefAnswerf✔✔Youfarefcalledftofthefemergencyfdepartmentftofhelpfcarefforfafpatientfwhofwasfinfafvehi
clefaccidentfandfhasfchestfinjuriesfincludingfbrokenfribs.fCrepitationsfareffeltfwhilefpalpitatingfthefpatient'sf
neck.fWhatfisfmostflikelyfthefcausefoffthis?
Reversiblefairwayfobstructionf-
fPrecisefAnswerf✔✔Afforcedfexpiratoryfmeasurementfobtainedfafterfthefadministrationfoffafbronchodilato
rfshowsfanfincreasefinfFEV1ffromf60%ftof80%foffpredicted.fThisfindicatesfa:
completefairwayfobstructionf-
fPrecisefAnswerf✔✔Duringfcapnographyfmonitoringfoffafmechanicallyfventilatedfpatient,fyoufnotefthatfthef
end-tidalfPCO2f(PetCO2)fhasfdroppedftof0fmmfHg.fThisffindingfmayfindicate:
insertingfanfesophageal-trachealfcombitubef-
fPrecisefAnswerf✔✔Anfunconsciousfapneicfpatientfwithfaffullfstomachfcannotfbeforallyfintubatedfinfthefem
ergencyfroom.fWhichfofftheffollowingfwouldfyourfrecommendfbe?
patientsfsizefandfclinicalfconditionf-
fPrecisefAnswerf✔✔Whilefestablishingfinitialfventilatoryfsupportfsettingsfforfafnewfpatient,fthefmostfimpor
tantfconsiderationfisfthe:
Feverf(hyperthermia)f-
fPrecisefAnswerf✔✔AfmalefpatientfhasfaflowerfthanfnormalfmixedfvenousfO2fcontent.fWhichfofftheffollowi
ngfisfthefmostflikelyfcausefoffthisfcondition?
applyf5-10fcmfH20fpressurefsupportf-
fPrecisefAnswerf✔✔YoufareftryingftofweanfanfalertfintubatedfpatientfoffffullfventilatoryfsupportfusingfthefC
PAPfprotocolfwithf40%fO2.fEarlyfinfthefinitialfeffortfherfrespiratoryfratefincreasesffromf24ftof30/minfandfyou
fstartftofobservefsomefusefoffherfaccessoryfmusclesfwhilefbreathing.fWhichfofftheffollowingfwouldfbefyourffi
rstfactionfatfthisftime?
,70fminutesf-fPrecisefAnswerf✔✔WhatfisfthefapproximatefdurationfoffflowfoffanfoxygenfE-
cylinderfatf1000fpsifrunningfatf4fL/min?
increasefthefsuctionfpressureftof-120fmmfHgf-
fPrecisefAnswerf✔✔WhilefusingfafYankauerfdeviceftofsuctionfanfadultfpatient,fyoufarefunableftofremovefthi
ckfsecretions.fThefregulatorfattachedftoftheforopharyngealfsuctioningfdevicefdisplaysfafreadingfoff-
70fmmfHg.fWhichfofftheffollowingfactionsfshouldfyouftakefatfthisftime?
afmissingfleadf-fPrecisefAnswerf✔✔Whilefsettingfupfaf12-
leadfEKGfonfafpatient,fyoufarefunablefobtainfanyfelectricalfsignal.fThefbatteriesfareffullyfchargedfandfthefdev
icefwasfableftofpower-on.fThefmostflikelyfcausefoffthisfproblemfisfwhichfofftheffollowing?
angiographyf-
fPrecisefAnswerf✔✔Whichfofftheffollowingfimagingfproceduresfisfusedftofevaluatefthefarteriesfforfabnorma
litiesfsuchfasfaneurysm,fatherosclerosis,fembolism,focclusion,fstenosis,fthrombosis,ftrauma,forfvasculitis?
hasfsmokedfwithinfthefpriorf12-24fhoursf-
fPrecisefAnswerf✔✔Youfobtainfanfexpiredfcarbonfmonoxidef(CO)freadingfoff18fppmfonfafCOPDfpatientfparti
cipatingfinfafpulmonaryfrehabilitationfprogram.fBasedfonfthisffinding,fyoufcanfconcludefthatfthefpatient:
decreasefinfO2fsaturationffromf91%ftof82%f-
fPrecisefAnswerf✔✔Whilefmonitoringfafpatientfduringfafspontaneousfbreathingftrial,fwhichfofftheffollowing
fobservationsfwouldfcausefyouftofstopftheftrialfandfreturnfthefpatientftofventilatoryfsupport?
increasedfventilationf-
fPrecisefAnswerf✔✔YourfpatientfisfreceivingfvolumefcontrolfA/Cfventilation.fShefhasfbecomefincreasinglyfa
gitatedfandfthefend-
tidalfCO2fhasfdecreasedffromf38ftof27ftorrfoverftheflastf3fhours.fWhichfofftheffollowingfisfmostflikelyfthefcau
se?
3500fmLf-
fPrecisefAnswerf✔✔Afnormalfvitalfcapacityfforfaffemalefpatientfwhofisffiveffeetfthreefinchesftallfandfweighsff
iftyfkilogramsfwouldfbefapproximately:
, thefsensitivityf-
fPrecisefAnswerf✔✔Anfasthmaticfpatientfisfstrugglingftofinitiatefinspirationfonfafventilatorfoperatingfinfthef
assist-
controlfmode.fWhichfofftheffollowingfventilatorfsettingsfwouldfyouffirstfcheckfinforderftofresolvefoffthisfpro
blem?
atrialffibrillationf-
fPrecisefAnswerf✔✔Onfinspectionfoffafpatient'sfEKGfstrip,fyoufnotefthatftherefarefnofidentifiablefPfwaves;fr
apidfirregularfundulationsfoffthefisoelectricfline;fandfanfirregularfventricularfrhythm.fInfaddition,fthefprecor
dialfcardiacfratefisfgreaterfthanfthefperipheralfpulsefrate.fWhatfisfthefmostflikelyfproblem?
VitalfCapacityf(VC)f-
fPrecisefAnswerf✔✔Whichfofftheffollowingfisfthefbestfbedsidefmeasurementfforfassessingfthefintegratedffu
nctionfoffthefrespiratoryfmusclesfandfmechanicalfpropertiesfofftheflungsfandfthorax?
SinusfTachycardiaf-
fPrecisefAnswerf✔✔WhilefinspectingfanfEKGfrhythmfstripffromfanfadultfpatient,fyoufnoteftheffollowing:frat
efoff148;fregularfrhythm;fnormalfPfwaves,fP-
Rfintervals,fandfQRSfcomplexes.fWhatfisfmostflikelyfthefproblem?
whetherfthefpatientfisfstablefonflowfFiO2sfandfPEEPf-
fPrecisefAnswerf✔✔Whichfofftheffollowingfisfafprerequisitefforfdischargingfafventilator-
dependentfpatientftofthefhomecarefsetting?
aflargefvolumef(3fL)fcalibrationfsyringef-
fPrecisefAnswerf✔✔Youfwouldfneedfwhichfofftheffollowingfequipmentfinforderftofcalibratefafportablefbedsi
defspirometer?
Ventilator-associatedfpneumoniaf(VAP)f-
fPrecisefAnswerf✔✔Afphysicianfordersfafblindfbronchoalveolarflavagefprocedurefforfafpatientfinfintensivefc
arefunit.fWhatfisfthefmostflikelyfpotentialfdiagnosisfthatfthefdoctorfisftryingftofconfirmfwithfthisfprocedure?
croupf-fPrecisefAnswerf✔✔AnfAPfX-rayfoffaf4-year-
oldfchildfwithfwheezingfandfstridorfshowsfanfareafoffprominentfsubglotticfedema,fbutftheflateralfneckfX-
rayfappearsfnormal.fThefmostflikelyfproblemfis?
f f f f f f
CURATE SOLUTIONS f
Thefpatient'sflungfhasfanfairfleakf-
fPrecisefAnswerf✔✔Youfarefcalledftofthefemergencyfdepartmentftofhelpfcarefforfafpatientfwhofwasfinfafvehi
clefaccidentfandfhasfchestfinjuriesfincludingfbrokenfribs.fCrepitationsfareffeltfwhilefpalpitatingfthefpatient'sf
neck.fWhatfisfmostflikelyfthefcausefoffthis?
Reversiblefairwayfobstructionf-
fPrecisefAnswerf✔✔Afforcedfexpiratoryfmeasurementfobtainedfafterfthefadministrationfoffafbronchodilato
rfshowsfanfincreasefinfFEV1ffromf60%ftof80%foffpredicted.fThisfindicatesfa:
completefairwayfobstructionf-
fPrecisefAnswerf✔✔Duringfcapnographyfmonitoringfoffafmechanicallyfventilatedfpatient,fyoufnotefthatfthef
end-tidalfPCO2f(PetCO2)fhasfdroppedftof0fmmfHg.fThisffindingfmayfindicate:
insertingfanfesophageal-trachealfcombitubef-
fPrecisefAnswerf✔✔Anfunconsciousfapneicfpatientfwithfaffullfstomachfcannotfbeforallyfintubatedfinfthefem
ergencyfroom.fWhichfofftheffollowingfwouldfyourfrecommendfbe?
patientsfsizefandfclinicalfconditionf-
fPrecisefAnswerf✔✔Whilefestablishingfinitialfventilatoryfsupportfsettingsfforfafnewfpatient,fthefmostfimpor
tantfconsiderationfisfthe:
Feverf(hyperthermia)f-
fPrecisefAnswerf✔✔AfmalefpatientfhasfaflowerfthanfnormalfmixedfvenousfO2fcontent.fWhichfofftheffollowi
ngfisfthefmostflikelyfcausefoffthisfcondition?
applyf5-10fcmfH20fpressurefsupportf-
fPrecisefAnswerf✔✔YoufareftryingftofweanfanfalertfintubatedfpatientfoffffullfventilatoryfsupportfusingfthefC
PAPfprotocolfwithf40%fO2.fEarlyfinfthefinitialfeffortfherfrespiratoryfratefincreasesffromf24ftof30/minfandfyou
fstartftofobservefsomefusefoffherfaccessoryfmusclesfwhilefbreathing.fWhichfofftheffollowingfwouldfbefyourffi
rstfactionfatfthisftime?
,70fminutesf-fPrecisefAnswerf✔✔WhatfisfthefapproximatefdurationfoffflowfoffanfoxygenfE-
cylinderfatf1000fpsifrunningfatf4fL/min?
increasefthefsuctionfpressureftof-120fmmfHgf-
fPrecisefAnswerf✔✔WhilefusingfafYankauerfdeviceftofsuctionfanfadultfpatient,fyoufarefunableftofremovefthi
ckfsecretions.fThefregulatorfattachedftoftheforopharyngealfsuctioningfdevicefdisplaysfafreadingfoff-
70fmmfHg.fWhichfofftheffollowingfactionsfshouldfyouftakefatfthisftime?
afmissingfleadf-fPrecisefAnswerf✔✔Whilefsettingfupfaf12-
leadfEKGfonfafpatient,fyoufarefunablefobtainfanyfelectricalfsignal.fThefbatteriesfareffullyfchargedfandfthefdev
icefwasfableftofpower-on.fThefmostflikelyfcausefoffthisfproblemfisfwhichfofftheffollowing?
angiographyf-
fPrecisefAnswerf✔✔Whichfofftheffollowingfimagingfproceduresfisfusedftofevaluatefthefarteriesfforfabnorma
litiesfsuchfasfaneurysm,fatherosclerosis,fembolism,focclusion,fstenosis,fthrombosis,ftrauma,forfvasculitis?
hasfsmokedfwithinfthefpriorf12-24fhoursf-
fPrecisefAnswerf✔✔Youfobtainfanfexpiredfcarbonfmonoxidef(CO)freadingfoff18fppmfonfafCOPDfpatientfparti
cipatingfinfafpulmonaryfrehabilitationfprogram.fBasedfonfthisffinding,fyoufcanfconcludefthatfthefpatient:
decreasefinfO2fsaturationffromf91%ftof82%f-
fPrecisefAnswerf✔✔Whilefmonitoringfafpatientfduringfafspontaneousfbreathingftrial,fwhichfofftheffollowing
fobservationsfwouldfcausefyouftofstopftheftrialfandfreturnfthefpatientftofventilatoryfsupport?
increasedfventilationf-
fPrecisefAnswerf✔✔YourfpatientfisfreceivingfvolumefcontrolfA/Cfventilation.fShefhasfbecomefincreasinglyfa
gitatedfandfthefend-
tidalfCO2fhasfdecreasedffromf38ftof27ftorrfoverftheflastf3fhours.fWhichfofftheffollowingfisfmostflikelyfthefcau
se?
3500fmLf-
fPrecisefAnswerf✔✔Afnormalfvitalfcapacityfforfaffemalefpatientfwhofisffiveffeetfthreefinchesftallfandfweighsff
iftyfkilogramsfwouldfbefapproximately:
, thefsensitivityf-
fPrecisefAnswerf✔✔Anfasthmaticfpatientfisfstrugglingftofinitiatefinspirationfonfafventilatorfoperatingfinfthef
assist-
controlfmode.fWhichfofftheffollowingfventilatorfsettingsfwouldfyouffirstfcheckfinforderftofresolvefoffthisfpro
blem?
atrialffibrillationf-
fPrecisefAnswerf✔✔Onfinspectionfoffafpatient'sfEKGfstrip,fyoufnotefthatftherefarefnofidentifiablefPfwaves;fr
apidfirregularfundulationsfoffthefisoelectricfline;fandfanfirregularfventricularfrhythm.fInfaddition,fthefprecor
dialfcardiacfratefisfgreaterfthanfthefperipheralfpulsefrate.fWhatfisfthefmostflikelyfproblem?
VitalfCapacityf(VC)f-
fPrecisefAnswerf✔✔Whichfofftheffollowingfisfthefbestfbedsidefmeasurementfforfassessingfthefintegratedffu
nctionfoffthefrespiratoryfmusclesfandfmechanicalfpropertiesfofftheflungsfandfthorax?
SinusfTachycardiaf-
fPrecisefAnswerf✔✔WhilefinspectingfanfEKGfrhythmfstripffromfanfadultfpatient,fyoufnoteftheffollowing:frat
efoff148;fregularfrhythm;fnormalfPfwaves,fP-
Rfintervals,fandfQRSfcomplexes.fWhatfisfmostflikelyfthefproblem?
whetherfthefpatientfisfstablefonflowfFiO2sfandfPEEPf-
fPrecisefAnswerf✔✔Whichfofftheffollowingfisfafprerequisitefforfdischargingfafventilator-
dependentfpatientftofthefhomecarefsetting?
aflargefvolumef(3fL)fcalibrationfsyringef-
fPrecisefAnswerf✔✔Youfwouldfneedfwhichfofftheffollowingfequipmentfinforderftofcalibratefafportablefbedsi
defspirometer?
Ventilator-associatedfpneumoniaf(VAP)f-
fPrecisefAnswerf✔✔Afphysicianfordersfafblindfbronchoalveolarflavagefprocedurefforfafpatientfinfintensivefc
arefunit.fWhatfisfthefmostflikelyfpotentialfdiagnosisfthatfthefdoctorfisftryingftofconfirmfwithfthisfprocedure?
croupf-fPrecisefAnswerf✔✔AnfAPfX-rayfoffaf4-year-
oldfchildfwithfwheezingfandfstridorfshowsfanfareafoffprominentfsubglotticfedema,fbutftheflateralfneckfX-
rayfappearsfnormal.fThefmostflikelyfproblemfis?
