EPA LEAD Risk Assessor Study Guide Final State Exam Questions and Answer

EPA LEAD Risk Assessor Study Guide Final State Exam Questions and Answer How much lead must be in the paint to be considered contaminated? - CORRECT ANSWER-greater than or equal to 1.0 mg/cm2 or 0.5% by weight What did Title X do? - CORRECT ANSWER--Shifted the federal government's focus from LBP to LBP hazards -mandated action by many branches of federal govt to reduce lead hazards in housing Why was lead used in paint? - CORRECT ANSWER--added pigment -durability -helps paint dry faster -kills mold -blocks sound How do children most often come in contact with LBP? - CORRECT ANSWER-Through hand-to-mouth activities with lead contaminated soil and surface dust What year was LBP effectively banned in all residential homes? - CORRECT ANSWER1978 LBP inspectors are required to _______. - CORRECT ANSWER--identify the LBP surfaces in housing -certify the results of the inspection in writing -sample for the presence of lead in dust and soil for the purposes of abatement clearance testing What caused a large decrease in lead contaminated air? - CORRECT ANSWER-The phase-down of lead within gasoline Who was the first to write about the potential dangers of lead exposure? - CORRECT ANSWER-Ben Franklin in 1786 What 3 systems of the body are most affected by lead exposure? - CORRECT ANSWER--central and peripheral nervous system -cardiovascular system -kidneys Which groups of children are disproportionately exposed to higher amounts of lead? - CORRECT ANSWER--poor -Mexican-American -non-Hispanic black -living in a metropolitan area -living in older housing Where is lead stored in the body for the most time? - CORREC