Exam (elaborations)
Lead Inspector Risk Assessor 2023 exam with 100% correct answers
- Module
- Lead abatement certification
- Institution
- Oxford University (OX)
Lead Inspector Risk Assessor 2023 exam with 100% correct answers
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Lead Inspector/ Risk Assessor 2023exam with 100% correct answers
1978 - answer Consumer Product Safety Commission banned residential use of LBP for buildings
built after _______?
Why is Lead a problem? - answer -Toxin, no use or value in body
-Not recognized by body as toxic
-Replaces essential materials (i.e. iron and calcium)
-Accumulates in body
Lead enters body through... - answer -Inhalation
-Ingestion
Well-nourished children absorb_______ of ingested lead - answer 50%
Adults absorb _____ of ingested lead - answer 10%
How long does lead stay in the blood? - answer 30 days
How long does lead stay in soft tissues (i.e. kidneys, fat, brain, nerves, muscle, heart)? - answer
6-8 months
How long does lead stay in bones and teeth? - answer Up to 30 years
Children's lead exposure is primarily by - answer ingestion
, Chronic lead exposure effects - answer -reproductive organs
-hemoglobin formation
-nervous system
-kidney failure
Lead Effects on Fetus - answer -LBW
-Premature
-Still birth
-Other disorders
Lead affects children more than adults because... - answer -hand-to-mouth
-closer to exposure
-increased metabolism
-increased absorption
-dose-response relationship
Effects of lead in adults - answer -HBP
-digestive
-nervous disorders
-loss of strength/coordination
-anemia
-difficulty with concentration
-reproductive
Effects of lead in children - answer -IQ reduction
-behavioral/ learning disabilities
-speech/ language
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