16.Evenincaseswherehairsamplestest“positive”forsubstancesofabuse,
a.thehairsampledoesnotaccuratelyindicatewhenthesubstancewasused.
b.theyalsoidentifypersonswhowereonlyexposedtoachemical,notjustthosewhousedit.
c.youmustwait4–6weeksforthehairtogrowlongenoughtodeterminewhetherapersonusedacompoundin
thepast24hours.
d.therateofhairgrowthisnotvariable,butis1cmpermonth.
ANSWER: a
POINTS: 1
REFERENCES: ToxicologyTesting
QUESTIONTYPE: MultipleChoice
HASVARIABLES: False
LEARNINGOBJECTIVES:DOWE.COCD.19.34.07-Understandtheuseoftoxicologytestingintreating
individualswithSUDs
NATIONALSTANDARDS: UnitedStates-CACREP.7g-statisticalconcepts,includingscalesofmeasurement,
measuresofcentraltendency,indicesofvariability,shapesandtypesofdistributions,
andcorrelations
UnitedStates-CSHSE.6a-Theoryandknowledgebasesofprevention,
intervention,andmaintenancestrategiestoachievemaximumautonomyand
functioning.
DATECREATED: 3/29/20183:11AM
DATEMODIFIED: 3/29/20183:14AM