AP PSYCHOLOGY

Detailed explanation-1: -Children can be exposed to lead if they chew on surfaces coated with lead-based paint, such as window sills and door edges. They can also be exposed if they eat flaking paint chips or eat or breathe in lead dust.

Detailed explanation-2: -Lead also causes long-term harm in adults, including increased risk of high blood pressure and kidney damage. Exposure of pregnant women to high levels of lead can cause miscarriage, stillbirth, premature birth and low birth weight.

Detailed explanation-3: -Touching lead is not the problem. It becomes dangerous when you breathe in or swallow lead. Breathing It-You can breathe in lead if dust in the air contains lead, especially during renovations that disturb painted surfaces.

Detailed explanation-4: -EDTA chelation therapy. Health care providers treat adults with lead levels greater than 45 mcg/dL of blood and children who can’t tolerate the drug used in conventional chelation therapy most commonly with a chemical called calcium disodium ethylenediaminetetraacetic acid (EDTA). EDTA is given by injection.