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Lead Exposure/Poisoning Exam With 100% Correct And Verified Answers
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Lead Exposure/Poisoning Exam With 100% Correct And Verified Answers
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Lead Exposure/Poisoning Exam With100% Correct And Verified Answers
Demographic for higher risk of lead exposure
Low-class, racial ethnic minorities, recent
immigrants, living in older poorly maintained
properties
Medicaid rule for when you need to be lead
screened
1-2 y/o
Adverse effects of lead exposure
-damage to the brain and nervous system
-slowed growth and development
-learning and behavioral problems
-speech deficits
-effects are lifelong and irreversible
Sources of lead
•Paint in homes built before 1978 and dust
from windowsills, walls, and plaster in older
homes.
•Soil from sites where cars that used leaded
gas had been parked.
•Glazed pottery and stained glass products.
•Lead pipes supplying water to the home.
•On the clothing of parents who work in
certain manufacturing jobs.
•Old painted toys or furniture
Lead paint hazards
•Even surfaces that have been covered with
new paint can expose lead-based paint when
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, layers become chipped or cracked.
•Paint that is disturbed or that is breaking
down with age can contaminate dust, which
can fall upon children's toys, clothes, food,
animals and more. Through normal hand to
mouth activity, children may become exposed.
•Screening during the summer months are
important.
•Contact with dust and dirt increases during
the summer months due to frequently opened
windows and doors and an increase in
outdoor play activity.
What is the US EPA critieria?
Floors with 40ug/sq ft lead or more, fail the
US EPA clearance level for floors.
How is soil lead contaminated?
•Soil can be contaminated when exterior
lead-based paint from houses, buildings, or
other structures flakes or peels and gets into
the soil.
•Soil near roadways and driveways may also
be contaminated from past use of leaded
gasoline in cars.
•Avoid these areas when planting vegetable
gardens.
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