CCHT Practice Questions with
Answers 2025-2026
Whichaofatheafollowingatermsaindicatesaaasolutionathatahasatheasameaconcentrationaofasolut
esaasablood?A-acorrectaanswers-isotonic
Aapatient'sapotassiumalevelsahasabeenarunningahighabetweenadialysisatreatment,asoatheapat
ientahasabeenaworkingawithathearenaladieticianatoarestrictapotassiumainatheadiet.awhichaofathe
afollowingafruitsashouldatheapatientaavoid?A-acorrectaanswers-bananas
Duringaosmosis,awhichaofatheafollowingamovementsatakesaplace?A-acorrectaanswers-
fluidamovesafromaanaareaaofaloweraconcentrationatoahigher.
Aapatient'sagranddaughteracallsatheadialysisacenteraandaasksaforaaaprogressareportaonaheraf
ather,awhoaisaaapatientainatheacenter.atheatechnicianashould.A-acorrectaanswers-
stateathatapatientainformationacannotabeadivulged
Ifaaahematomaaformsaatatheaaccessasiteawhereaaaneedleainfiltrated,atheausualainterventionais
atoaapplya-acorrectaanswers-coldacompresses
Whichaofatheafollowingaactionsabyaaapatientaincreasesatheariskaofabloodaclotsainaaavenousaac
cess?A-acorrectaanswers-wearingaaatopawithaveryatight-afittingalongasleeves
Aapatientaisaveryaanxiousaduringaanainitialahemodialysisatreatmentaandarequiresaextraaattent
ion.awhenatheatreatmentaisacompleted,atheapatientaoffersaaa$20Atip.atheatechnicianashoulda-
acorrectaanswers-politelyadeclineatheatip
Whichaofatheafollowingastatementsabyaaahemodialysisapatientasuggestsathatatheapatientanee
dsamoreaeducation?A-acorrectaanswers-iashouldastayaonaaalowaproteinadiet.
Theainnerapartaofatheakidneyaisathea-acorrectaanswers-medulla
Aanephronaisacomprisedaofaaaglomerulusaandaaa-acorrectaanswers-tubule
Howamuchaurineadoesaaapatientawithahealthyakidneysausuallyaexcreteaina24ahours?A-
acorrectaanswers-1000atoa2000ml
Whenaremovingasoiledagloves,atheafirstaglovearemovedashouldabe.A-acorrectaanswers-
graspedainatheaoppositeaglovedahand
Whichaofatheafollowingahormonesaisaproducedabyatheakidneys?A-acorrectaanswers-
erythropoietin
Atawhichastagesaofachronicakidneyadiseaseashouldaaapatientabeingadialysis?A-
acorrectaanswers-5
Whichaofatheafollowingaisaaageneticadisorderathatacanaleadatoakidneyafailure?A-
acorrectaanswers-polycysticakidneyadisease
Whichaofatheafollowingacomplainsabyaaapatientamayabeaanaindicationaofauremia?A-
acorrectaanswers-itching
Aapatientawithaaaright-
sidedaradiocephalicaaafistulaa(aboveatheawrist)aneedsatoahaveabloodatestainathealabaforaaanu
mberaofadifferentalabatest.atheabloodashouldabeadrawnafromathea-acorrectaanswers-leftahand
Whenasettingaupahemodialysisaequipment,atheafourathingathataneedatoabeacheckedaarea[A1A]A
dialysate,A[A2]aextracorporealacircuit,A[A3]adialyzeraand,A[A4]A-acorrectaanswers-
machineaalarm
Generally,atheaoptimaladialysateaflowarateaforahemodialysisashouldabea-acorrectaanswers-
1.5atoa2atimesatheabloodaflowarate
,Aapatientaisareceivingahemodialysisawithaaadialyzerawithaanaultrafiltrationacoefficienta[akufa]aof
a10aandaaatransmembraneapressurea[TMP]aofa100ammahg.ahowamuchafluidashouldatheapatie
ntaloseaperahouraofatreatmenta-acorrectaanswers-1000aml
Underawhatacircumstancesacananeedleabeareusedaforahemodialysis?A-acorrectaanswers-
underanoacircumstances
Ifaaaemergencya(asuchaasaaatornadoa)aoccursaandapatientsaneedatoabeaevacuated,awhichagro
upaofapatientashouldabeadisconnectedafromadialysisamachineafirst?A-acorrectaanswers-
patientsaableatoaambulateaindependently
Forapatientsaonahemodialysisaa,a1akga(2.2Alb.)Aincreasedainaweightaina24ahoursaisaapproxim
atelyaequivalentatoafluidaretentionaofa-acorrectaanswers-1.0AL.
Aapatientahasabeenaadvisedatoaavoidafoodsahighainaphosphorus.afoodathatatheapatientashoul
dabeaadvisedatoalimitainclude.A-acorrectaanswers-dairyaproducts
Aapatientaisascheduledaforaserumacreatinineatestaandaasksatheatechnicianaaboutapreparatio
natheadayabeforeatheatest.atheapatientashouldabeaadvisedato.A-acorrectaanswers-
avoidaexcessiveaexercise
Whichaofatheafollowingaethnicagroupaisamostaatariskaforadevelopmentaofakidneyafailure?A-
acorrectaanswers-africanaamerican
Aapatientahasabuttonholeatractsaforaaccess.aafteratheaaccessaisacleanedaandapreppedaforatre
atment,awhataisatheanextastep?A-acorrectaanswers-
useaaacrabapicker/aasepticatweezeratoaremoveatheascabs
Withabuttonholeatracts,atheatechnicianashouldaapplyapressureaasatheaneedleaarearemovedaa
ndathenafora-acorrectaanswers-5atoa10aminutes
Ifaaabuttonholeaaccessafrequentlyahasalongaclotsathataareaveryadifficultatoaremove,atheamostal
ikelyareasonaisa-acorrectaanswers-failureatoausea2-fingeraholdaforaneedlearemoval
Aapatientawhoahadaanaavafistulaainatheaforearmadevelopedaanaaneurysmaandahasahadatoaha
veaaanewaavafistulaacreatedainatheaupperaarm.atheapatientahasaaatemporaryacatheterainaplace
aforadialysisauntilatheafistulaahasamatured.awhichaof atheafollowingaexerciseamayahelpastrengt
henatheaavafistula?A-acorrectaanswers-bicepacurl
Withabuttonholeaaccessasites,awhatashouldatheatechnicianadoatoapreventa''ahubbinga"A?A-
acorrectaanswers-leavea1/16athatoa1/8ainchaofatheaneedleaexposed
Ifaaapatientahasaaadialyzeraclearancearateaofa250aml/aminawitha4-
ahouratreatment,atheatotalavolumeaofabloodaclearedaisa-acorrectaanswers-60AL.
Whataisatheamostaimportantafactorainapreventingaexsanguinationafromadialysisalineaseparati
on?A-acorrectaanswers-accessasiteavisible
Ifaaapatientastatesathatasheahasabeenaskippingalunchabecauseasheaisatooatiredatoaeataafteradi
alysis,atheabestasolutionaisato.A-acorrectaanswers-reportatoatheanurseaandarenaladietician
Ifaaapatientaexhibitsasignsaandasymptomsaofahemolysisaduringadialysis,atheaimmediateaactio
nashouldabeatoa-acorrectaanswers-stopsatheabloodapumpaandaclampatheabloodalines
Theaamountaofadialysisathataaahemodialysisapatientaisaprescribedaisabasedaonathearemovala
ofa-acorrectaanswers-urea
Maturationaofaaaprostheticaarteriovenousagraftausuallyatakesa-acorrectaanswers-
3atoa6aweeks
Theapurposeaofatheanegativeagermicideatestaisatoaensureathata-acorrectaanswers-
theareprocessedadialyzeraisafreeaofagermicides
, Ifaaapatientadevelopsaanginaa(chestapain)aradiatingatoatheaneck,Ajaw,aandaleftaarmaandatheap
atient'sabloodapressureadropsaduringatreatment,atheatechnicianashouldanotifyatheanurseaand
a-acorrectaanswers-decreasedabloodaflowarateaandaultrafiltration
Theatechnicianaisareinforcingaaapatient'satrainingaregardingamanagementaofafluidaintake.athe
apatient,awhoastillaurinates,ahasaaabaseaofa1000amlaintakeaperaday.aifatheapatientaurinatesa50
0amlainaaa24-houraperioda,ahowamuchafluidaisatheapatientaallowedatheafollowingaday?A-
acorrectaanswers-1500ml
Theagreatestariskaofabacteremiaa(infectionainatheablood)aisaassociatedawithawhichatypeaofava
scularaaccess?A-acorrectaanswers-dialysisacatheter
Theaexternalasurfaceaofatheahemodialysisamachineashouldabeacleanedaandadisinfectedaatale
ast.A-acorrectaanswers-afteraeveryapatient
Whenacheckingatheawateratemperatureainatheasystem,atheatechnicianarecordsatheatemperat
ureaata78afa(25.5AC).ainaorderaforatheareverseaosmosisa(RO)aequipmentathataisapartofatheawat
eratreatmentasystematoaworkaproperly,atheawateratemperatureamustabeamaintainedaata-
acorrectaanswers-77'afatoa82'f a(a25'acatoa28'ca)
Whenatestingatheachlorinealevelsainatheawaterasystem,atheawaterasampleashouldabeatakenafr
omathe.A-acorrectaanswers-firstacarbonatank
Whenaconsideringatheachainaofainfection,atheathreeamostacommonareservoirsaofainterestainc
ludeahumans,aenvironmentaanda-acorrectaanswers-animals
Aasolutionaisaaamixtureaofa-acorrectaanswers-soluteaandasolvent
Whenareinforcingaeducationaaboutaweightagain,aaapatientashouldabeaadvisedathatatheausuala
goalaforainterdialyticaweightagainaisalessathana-acorrectaanswers-1.0Akg/d
Ifaaahigh-pressureaalarmaforaarterialapressurea(pre-
puma)asoundsaduringahemodialysis,athisacouldaindicate.A-acorrectaanswers-
dropainaspeedaofabloodapump
Ifaaalow-apressureaalarmaforavenousasoundsaduringahemodialysis,athisacouldaindicate.A-
acorrectaanswers-clottingainatheaaccess
Accordingatoakdoqiaguidelines,awhenaadministeringahemodialysisatoaaapatientaa,afacemarka
shouldabeaworna-acorrectaanswers-foraallaaccessaconnection
Theamostacommonacomplicationaassociatedawithapooraneedleasitearotationainaaagraftaisa-
acorrectaanswers-pseudoaneurysm
Inahemodialysis,aultrafiltrationarefersatoaextractionaofa-acorrectaanswers-fluid
Theapatientahasadevelopaaasmallaaneurysmaandaasksatheatechnicianatoacannulateatheaaneu
rysmaforatheahemodialysisatreatmentabecauseaanotherapatientatoldathisapatientathataitawould
abealessapainfulathatacannulationaofatheafistula.atheabestaresponseaisatoa-acorrectaanswers-
adviseatheapatientathatacannulatingaanaaneurysmamayaresultaiarupture.
Aapatientaexperienceaaacardiacaarrestawithanoapulseaorarespirationaduringahemodialysis.aaft
eratheatechnicianacallsaforahelp,atheanextaactionashouldabeatoa-acorrectaanswers-
stopadialysis,areturnablood,aandaflushaaccessalinesawithanormalasaline.
Whenaauscultatingaaapatient'saavafistulaatoalistenaforatheabruit,aifatheatechniciananotesathatath
eabruitaisaveryahighapitched,athisamayaindicatea-acorrectaanswers-stenosis
Whenausingatheabuttonholeatechniqueaforavascularaaccessaforahemodialysis,atheaneedlesaa
reaplacedain.A-acorrectaanswers-theasameasiteainaaafistula
Whenainsertingaaaneedleaforahemodialysis,awhichaofatheafollowingaincreasesatheariskaofainfilt
ration?A-acorrectaanswers-rotatingatheaneedlea180adegrees
Answers 2025-2026
Whichaofatheafollowingatermsaindicatesaaasolutionathatahasatheasameaconcentrationaofasolut
esaasablood?A-acorrectaanswers-isotonic
Aapatient'sapotassiumalevelsahasabeenarunningahighabetweenadialysisatreatment,asoatheapat
ientahasabeenaworkingawithathearenaladieticianatoarestrictapotassiumainatheadiet.awhichaofathe
afollowingafruitsashouldatheapatientaavoid?A-acorrectaanswers-bananas
Duringaosmosis,awhichaofatheafollowingamovementsatakesaplace?A-acorrectaanswers-
fluidamovesafromaanaareaaofaloweraconcentrationatoahigher.
Aapatient'sagranddaughteracallsatheadialysisacenteraandaasksaforaaaprogressareportaonaheraf
ather,awhoaisaaapatientainatheacenter.atheatechnicianashould.A-acorrectaanswers-
stateathatapatientainformationacannotabeadivulged
Ifaaahematomaaformsaatatheaaccessasiteawhereaaaneedleainfiltrated,atheausualainterventionais
atoaapplya-acorrectaanswers-coldacompresses
Whichaofatheafollowingaactionsabyaaapatientaincreasesatheariskaofabloodaclotsainaaavenousaac
cess?A-acorrectaanswers-wearingaaatopawithaveryatight-afittingalongasleeves
Aapatientaisaveryaanxiousaduringaanainitialahemodialysisatreatmentaandarequiresaextraaattent
ion.awhenatheatreatmentaisacompleted,atheapatientaoffersaaa$20Atip.atheatechnicianashoulda-
acorrectaanswers-politelyadeclineatheatip
Whichaofatheafollowingastatementsabyaaahemodialysisapatientasuggestsathatatheapatientanee
dsamoreaeducation?A-acorrectaanswers-iashouldastayaonaaalowaproteinadiet.
Theainnerapartaofatheakidneyaisathea-acorrectaanswers-medulla
Aanephronaisacomprisedaofaaaglomerulusaandaaa-acorrectaanswers-tubule
Howamuchaurineadoesaaapatientawithahealthyakidneysausuallyaexcreteaina24ahours?A-
acorrectaanswers-1000atoa2000ml
Whenaremovingasoiledagloves,atheafirstaglovearemovedashouldabe.A-acorrectaanswers-
graspedainatheaoppositeaglovedahand
Whichaofatheafollowingahormonesaisaproducedabyatheakidneys?A-acorrectaanswers-
erythropoietin
Atawhichastagesaofachronicakidneyadiseaseashouldaaapatientabeingadialysis?A-
acorrectaanswers-5
Whichaofatheafollowingaisaaageneticadisorderathatacanaleadatoakidneyafailure?A-
acorrectaanswers-polycysticakidneyadisease
Whichaofatheafollowingacomplainsabyaaapatientamayabeaanaindicationaofauremia?A-
acorrectaanswers-itching
Aapatientawithaaaright-
sidedaradiocephalicaaafistulaa(aboveatheawrist)aneedsatoahaveabloodatestainathealabaforaaanu
mberaofadifferentalabatest.atheabloodashouldabeadrawnafromathea-acorrectaanswers-leftahand
Whenasettingaupahemodialysisaequipment,atheafourathingathataneedatoabeacheckedaarea[A1A]A
dialysate,A[A2]aextracorporealacircuit,A[A3]adialyzeraand,A[A4]A-acorrectaanswers-
machineaalarm
Generally,atheaoptimaladialysateaflowarateaforahemodialysisashouldabea-acorrectaanswers-
1.5atoa2atimesatheabloodaflowarate
,Aapatientaisareceivingahemodialysisawithaaadialyzerawithaanaultrafiltrationacoefficienta[akufa]aof
a10aandaaatransmembraneapressurea[TMP]aofa100ammahg.ahowamuchafluidashouldatheapatie
ntaloseaperahouraofatreatmenta-acorrectaanswers-1000aml
Underawhatacircumstancesacananeedleabeareusedaforahemodialysis?A-acorrectaanswers-
underanoacircumstances
Ifaaaemergencya(asuchaasaaatornadoa)aoccursaandapatientsaneedatoabeaevacuated,awhichagro
upaofapatientashouldabeadisconnectedafromadialysisamachineafirst?A-acorrectaanswers-
patientsaableatoaambulateaindependently
Forapatientsaonahemodialysisaa,a1akga(2.2Alb.)Aincreasedainaweightaina24ahoursaisaapproxim
atelyaequivalentatoafluidaretentionaofa-acorrectaanswers-1.0AL.
Aapatientahasabeenaadvisedatoaavoidafoodsahighainaphosphorus.afoodathatatheapatientashoul
dabeaadvisedatoalimitainclude.A-acorrectaanswers-dairyaproducts
Aapatientaisascheduledaforaserumacreatinineatestaandaasksatheatechnicianaaboutapreparatio
natheadayabeforeatheatest.atheapatientashouldabeaadvisedato.A-acorrectaanswers-
avoidaexcessiveaexercise
Whichaofatheafollowingaethnicagroupaisamostaatariskaforadevelopmentaofakidneyafailure?A-
acorrectaanswers-africanaamerican
Aapatientahasabuttonholeatractsaforaaccess.aafteratheaaccessaisacleanedaandapreppedaforatre
atment,awhataisatheanextastep?A-acorrectaanswers-
useaaacrabapicker/aasepticatweezeratoaremoveatheascabs
Withabuttonholeatracts,atheatechnicianashouldaapplyapressureaasatheaneedleaarearemovedaa
ndathenafora-acorrectaanswers-5atoa10aminutes
Ifaaabuttonholeaaccessafrequentlyahasalongaclotsathataareaveryadifficultatoaremove,atheamostal
ikelyareasonaisa-acorrectaanswers-failureatoausea2-fingeraholdaforaneedlearemoval
Aapatientawhoahadaanaavafistulaainatheaforearmadevelopedaanaaneurysmaandahasahadatoaha
veaaanewaavafistulaacreatedainatheaupperaarm.atheapatientahasaaatemporaryacatheterainaplace
aforadialysisauntilatheafistulaahasamatured.awhichaof atheafollowingaexerciseamayahelpastrengt
henatheaavafistula?A-acorrectaanswers-bicepacurl
Withabuttonholeaaccessasites,awhatashouldatheatechnicianadoatoapreventa''ahubbinga"A?A-
acorrectaanswers-leavea1/16athatoa1/8ainchaofatheaneedleaexposed
Ifaaapatientahasaaadialyzeraclearancearateaofa250aml/aminawitha4-
ahouratreatment,atheatotalavolumeaofabloodaclearedaisa-acorrectaanswers-60AL.
Whataisatheamostaimportantafactorainapreventingaexsanguinationafromadialysisalineaseparati
on?A-acorrectaanswers-accessasiteavisible
Ifaaapatientastatesathatasheahasabeenaskippingalunchabecauseasheaisatooatiredatoaeataafteradi
alysis,atheabestasolutionaisato.A-acorrectaanswers-reportatoatheanurseaandarenaladietician
Ifaaapatientaexhibitsasignsaandasymptomsaofahemolysisaduringadialysis,atheaimmediateaactio
nashouldabeatoa-acorrectaanswers-stopsatheabloodapumpaandaclampatheabloodalines
Theaamountaofadialysisathataaahemodialysisapatientaisaprescribedaisabasedaonathearemovala
ofa-acorrectaanswers-urea
Maturationaofaaaprostheticaarteriovenousagraftausuallyatakesa-acorrectaanswers-
3atoa6aweeks
Theapurposeaofatheanegativeagermicideatestaisatoaensureathata-acorrectaanswers-
theareprocessedadialyzeraisafreeaofagermicides
, Ifaaapatientadevelopsaanginaa(chestapain)aradiatingatoatheaneck,Ajaw,aandaleftaarmaandatheap
atient'sabloodapressureadropsaduringatreatment,atheatechnicianashouldanotifyatheanurseaand
a-acorrectaanswers-decreasedabloodaflowarateaandaultrafiltration
Theatechnicianaisareinforcingaaapatient'satrainingaregardingamanagementaofafluidaintake.athe
apatient,awhoastillaurinates,ahasaaabaseaofa1000amlaintakeaperaday.aifatheapatientaurinatesa50
0amlainaaa24-houraperioda,ahowamuchafluidaisatheapatientaallowedatheafollowingaday?A-
acorrectaanswers-1500ml
Theagreatestariskaofabacteremiaa(infectionainatheablood)aisaassociatedawithawhichatypeaofava
scularaaccess?A-acorrectaanswers-dialysisacatheter
Theaexternalasurfaceaofatheahemodialysisamachineashouldabeacleanedaandadisinfectedaatale
ast.A-acorrectaanswers-afteraeveryapatient
Whenacheckingatheawateratemperatureainatheasystem,atheatechnicianarecordsatheatemperat
ureaata78afa(25.5AC).ainaorderaforatheareverseaosmosisa(RO)aequipmentathataisapartofatheawat
eratreatmentasystematoaworkaproperly,atheawateratemperatureamustabeamaintainedaata-
acorrectaanswers-77'afatoa82'f a(a25'acatoa28'ca)
Whenatestingatheachlorinealevelsainatheawaterasystem,atheawaterasampleashouldabeatakenafr
omathe.A-acorrectaanswers-firstacarbonatank
Whenaconsideringatheachainaofainfection,atheathreeamostacommonareservoirsaofainterestainc
ludeahumans,aenvironmentaanda-acorrectaanswers-animals
Aasolutionaisaaamixtureaofa-acorrectaanswers-soluteaandasolvent
Whenareinforcingaeducationaaboutaweightagain,aaapatientashouldabeaadvisedathatatheausuala
goalaforainterdialyticaweightagainaisalessathana-acorrectaanswers-1.0Akg/d
Ifaaahigh-pressureaalarmaforaarterialapressurea(pre-
puma)asoundsaduringahemodialysis,athisacouldaindicate.A-acorrectaanswers-
dropainaspeedaofabloodapump
Ifaaalow-apressureaalarmaforavenousasoundsaduringahemodialysis,athisacouldaindicate.A-
acorrectaanswers-clottingainatheaaccess
Accordingatoakdoqiaguidelines,awhenaadministeringahemodialysisatoaaapatientaa,afacemarka
shouldabeaworna-acorrectaanswers-foraallaaccessaconnection
Theamostacommonacomplicationaassociatedawithapooraneedleasitearotationainaaagraftaisa-
acorrectaanswers-pseudoaneurysm
Inahemodialysis,aultrafiltrationarefersatoaextractionaofa-acorrectaanswers-fluid
Theapatientahasadevelopaaasmallaaneurysmaandaasksatheatechnicianatoacannulateatheaaneu
rysmaforatheahemodialysisatreatmentabecauseaanotherapatientatoldathisapatientathataitawould
abealessapainfulathatacannulationaofatheafistula.atheabestaresponseaisatoa-acorrectaanswers-
adviseatheapatientathatacannulatingaanaaneurysmamayaresultaiarupture.
Aapatientaexperienceaaacardiacaarrestawithanoapulseaorarespirationaduringahemodialysis.aaft
eratheatechnicianacallsaforahelp,atheanextaactionashouldabeatoa-acorrectaanswers-
stopadialysis,areturnablood,aandaflushaaccessalinesawithanormalasaline.
Whenaauscultatingaaapatient'saavafistulaatoalistenaforatheabruit,aifatheatechniciananotesathatath
eabruitaisaveryahighapitched,athisamayaindicatea-acorrectaanswers-stenosis
Whenausingatheabuttonholeatechniqueaforavascularaaccessaforahemodialysis,atheaneedlesaa
reaplacedain.A-acorrectaanswers-theasameasiteainaaafistula
Whenainsertingaaaneedleaforahemodialysis,awhichaofatheafollowingaincreasesatheariskaofainfilt
ration?A-acorrectaanswers-rotatingatheaneedlea180adegrees
