Answers. Relevance. Rating Newest Oldest. Best Answer: a Spanish term that was formerly used in the Spanish Empire to designate people of mixed European (Spaniard) and Amerindian ancestry living in the region of Latin America.[1] The word originated from the Romance language / Latin word Mixticius, meaning mixed.
The major mechanism of lead toxicity is due to increased generation of reactive oxygen species (ROS) and interference with generation of antioxidants. Lead causes the generation of ROS like hydroperoxide, hydrogen peroxide, and singlet oxygen. ROS are stabilized by glutathione in the body.
Lead Poisoning in Oregon. Lead poisoning is a significant health concern. Laws and regulations are in place to help protect people from being poisoned, however lead poisoning still threatens many Oregonians, especially children. Although leaded paint and gasoline are no longer used in the United States, many children are still exposed to dangerous amounts of lead. 1  Lead paint dust is the most common way people are exposed.