The Effects Of Lead On Human Population

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The effects of lead in the human population have been an issue since the early civilizations because lead was found in almost every item used for eating and cooking. In the 1950’s, houses were built and the first choice for plumbing pipes was made of lead. The paint used to cover the interiors was lead based. Children’s toys were also coated with lead based paint. Nowadays, lead can still be found in some glassware; however, the government has banned the use of lead in the rest. Lead can be introduced into the body through inhalation or skin contact. However, ingestion of lead is the most common way of it being transported into the body. There are a few symptoms that are caused by lead poisoning in the gastrointestinal tract: stomach pain, weight loss, decreased appetite, constipation, diarrhea, unusual taste in the mouth, and a blue line around the gum line. The two problems that occur with these symptoms are that they can be misconstrued as symptoms for other diseases, such as appendicitis. These symptoms occur only when lead is at high concentration in the body. Being the foremost pathway for intake, absorption in very dependent on the gastrointestinal lumen environment, amount of iron in storage, and age (Rabinowitz, 1980). These variables can either increase or decrease the absorption of lead. The gastrointestinal tract is a system of organs that are responsible for digesting food, absorbing nutrients, and excretion of waste from the body. It is divided into two
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