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Exam (elaborations)

COHN-S Exam Questions and Answers Updated 2026

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COHN-S Exam Questions and Answers Updated 2026

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COHN-S Exam Questions and
Answers Updated 2026
ToluleneM-
MAnswerMAnMisocyanate,MisMaMrespiratoryMsensitizerMthatMcanMleadMtoMoccupationalMa
sthma



PrimaryMconcernMofMaMkeroseneMsplashM-MAnswerMLungMirritation



BenzeneM-
MAnswerMAdverselyMaffectsMtheMhematopoieticMsystem.MTherefore,MindividualsMwithMaMh
istoryMofMthrombocytopeniaMwouldMbeMatMincreasedMriskMifMexposedMtoMBenzene



SWOTM-
MAnswerMStrengthsMWeaknessesMOpportunitiesMThreats;MwayMtoMassesManMenvironment



JaundiceMisMaMcommonMsymptomMofM-MAnswerMCarbonMtetrachlorideMpoisoning



OSHAMPELMforMairborneMleadMexposureM-MAnswerM50ug/m3



ActionMlevelMforMleadMbloodMlevelsM-MAnswerM30ug/100g



WhatMuniqueMcontributionMcanMtheMOHNMmakeMtoMworkplaceMsafetyMandMhealthMprog
rams?M-MAnswerMProvideMscreeningMtoMspecificMexposures



WhatMareMotherMproblemsMthatMusuallyMaccompaniesMsleepMapnea?M-
MAnswerMDiabetesMandMcardiovascularMdisease



DoxycyclineM-MAnswerMAndManti-
malarialMpreventative.MTakeMtheMdrugMdailyMoneMorMtwoMdaysMbeforeMtravelMandMfor
M28MdaysMafterMaMtrip.



TheMoccupationalMhealthMandMsafetyMOSHA'sM18001MisMdescribedMas?M-
MAnswerMAnMinternationalMconsensusMstandardMforMoccupationalMhealthMandMsafetyMma
nagementMsystems

,WhatMareMtheMfiveMclassesMofMdrugsMtestedMforMDOTMpurposes?M-
MAnswerMCannabinoids,Mcocaine,Mamphetamines,Mopiates,MPCP



PrimaryMpreventionM-
MAnswerMActionsMthatMchangeMoverallMbackgroundMconditionsMtoMpreventMsomeMunwan
tedMeventMorMcircumstance,MsuchMasMinjury,Mdisease,MorMabuse.MForMexampleMimmuniz
ations



secondaryMpreventionM-MAnswerM-
focusesMonMearlyMidentificationMofMindividualsMorMcommunitiesMexperiencingMillness,Mpro
vidingMtreatment,MandMconductingMactivitiesMthatMareMgearedMtoMpreventMworseningMhe
althMstatus

-
examples:McommunicableMdiseaseMscreeningMandMcaseMfinding;MearlyMdetectionMandMtre
atmentMofMdiabetes;MexerciseMprogramsMforMolderMadultMclientsMwhoMareMfrail.MScreeni
ngs



tertiaryMpreventionM-
MAnswerMInterventionMforMexampleMchronicMdiseaseMmonitoringMcardiacMrehabMphysical
MrehabMtreatment



Pre-placementMExamM-
MAnswerMMatchMtheMjobMwithMemployee,MandMsureMtheMcompatibilityMofMtheMperson
MwithMtheMjobMdemands,MandMserveMasMaMbaselineMforMfutureMevaluations



NursingMProcessM-
MAnswerMADPIE;MASSESSMENT,MDIAGNOSIS,MPLANNING,MINTERVENTION,MEVALUATION



NursingMDiagnosisM-
MAnswerMdescribesMaMhealthMproblemMthatMcanMbeMtreatedMbyMnursingMmeasures;Ma
MstepMinMtheMnursingMprocess



EmergencyMtriageMcategoriesM-MAnswerMLevelM1M-MresuscitationMCPR,M

LevelM2-MemergentMbasedMonMclarityMofMmindMacuteMdistress

LevelM3-MurgentMneedMatMleastMtwoMresourcesM30MtoM40%MofMERMvisits

LevelM4-Mnon-urgentMrequireMsomeMhospitalMresource

,LevelM5-MrequiresMlittleMorMnoMtreatment



HazmatMresponses;MthreeMzonesM-MAnswerMHot-
EvacuationMwithMABCs,MonlyMenterMwithMappropriateMPPE

Warm-Decontamination,MABCs,MonlyMenterMwithMappropriateMPPE

Cool-StabilizationMandMtreatment,Mnon-
contaminatedMarea,MPPEMnotMrequiredMtoMtreatMtheMdecontaminatedMevacuee.



PrimaryMSurveyM-
MAnswerManMexaminationMofMtheMpatientMtoMdetermineMtheMpresenceMofManyMlife-
threateningMemergencies;MtheMinitialMassessmentMofMairway,Mbreathing,MandMcirculationM
onMaMpatient

SuspectMC-spineMdislocationMwithMhigh-voltageMshock

SupplementMoxygenMinMallMtraumaticMinjuries



SecondaryMSurveyM-MAnswerMaMhead-to-
toeMphysicalMassessment;ManMadditionalMassessmentMofMaMpatientMtoMdetermineMtheMe
xistenceMofManyMinjuriesMotherMthanMthoseMfoundMinMtheMprimaryMsurvey



PhysicalMAssessmentM-MAnswerMIPPA;MInspect,MPalpate,MPercuss,MAuscultate

AbdominalMexamMorderMIAPP;MInspect,MAuscultate,MPercuss,MPalpate



ApproximatelyM80MtoM90%MofMallMtypesMofMskinMdiseaseMcanMbeMclassifiedMas?M-
MAnswerMContactMdermatitis



SensitizingMagentsM-
MAnswerMResponseMafterMsingleMorMmultipleMexposuresMandMonlyMandMsomeMindividual
s

SystemicMresponsesMincludeMdifficultyMbreathing,MinflammationMofMAirways,MpulmonaryMe
dema



CommonMchemicalMsensitizingMagentsM-
MAnswerMPhenol,Mepoxy,Mrubber,Macrylics,Mnickel,MplantMresins



ApproximatelyM20%MofMcommonMcontactMdermatitisMcomesMfrom?M-
MAnswerMPoisonMivy,MoakMandMsumac

, SolventsMthatMmostMfrequentlyMcauseMoccupationalMskinMdisease:M-
MAnswerMAcetone,McoronatedMhydrocarbons,Mtoluene,Mxylene,MpetroleumMdistillate,Malcoh
ol



ChloracneM-
MAnswerMSwellingMsebaceousMglandsMfromMexposureMtoMhydrocarbonsMfor,MexampleMdi
oxin



MaculeM-MAnswerMflat,McoloredMspotMonMtheMskin,MFreckles,Mmeasles



papuleM-
MAnswerMsmall,Msolid,MraisedMlesionMonMsurfaceMofMtheMskin;Mwart,MinsectMbite



PustulesM-MAnswerMpus-filledMsacsMsuchMasMthoseMseenMinMacne,MorMpimples



VesiclesM-MAnswerMFluidMfilledMblisterMsuchMasMthoseMseenMinMchickenMpox



NodulesM-
MAnswerMsmallMlumps,Mlesions,MorMswellingsMthatMareMfeltMwhenMtheMskinMisMpalpate
d;MsolidMmass



whealM-MAnswerMhives



TetanusM(lockjaw)M-MAnswerMClostridiumMtetani

ResultsMinMtectonicMorMtonicMcontractionsMofMtheMmuscles

Incubation:M2MdaysM-M2MmonthsM(mostlyMtwoMweeks)



ElectricalMburnsMcause?M-MAnswerMNeurologic,MvascularMandMdermalMinjuries



ElectricalMburnsMtravel?M-
MAnswerMLeastMtoMmostMpathMofMresistance;Mnerve,Mblood,Mvessel,Mmuscles,Mskin,Mten
don,Mfat,Mbone

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