Dealing with Consumer Issues — Unit test Answers

Responses will vary, but should include the information that follows: Lead, carbon monoxide, and sulfur dioxide have decreased the most since 1990.

Heat exhaustion and heat stroke are both caused by prolonged exposure to the Sun with very high temperatures. Heat exhaustion is typically less severe with symptoms of headache, nausea, pale skin, and fatigue. Heat stroke results when the body cannot regulate its body temperature any longer, and it is life threatening. Immediate medical assistance should be obtained if you suspect heat stroke.

The cycle of fluid intake and loss continues on a daily basis. Fluid intake is accomplished by drinking fluids and eating foods. Fluid losses occur through urination, perspiration, and respiration.

Soil can be polluted by exposure to polluted water sources, exposure to solid waste, mining operations, and pesticide/herbicide use.

The role of the Food and Drug Administration is to assure the safety, effectiveness, and security of drugs, vaccines, medical devices, food supply, cosmetics, and dietary supplements. The FDA also regulates tobacco products.

First-degree burns are the most minor burns, such as mild sunburns and scalding by hot but not boiling water. They redden the skin and cause a small amount of pain. Second-degree burns are more severe than first-degree burns and are typified by blisters and increased pain. Third-degree burns are the most severe and result in a large loss of skin and damage to the nerves in the skin, which actually can make them less painful than second-degree burns despite being far more damaging.