click below
click below
Normal Size Small Size show me how
science ch. 23
science- infectiouse/ non infectriouse desieses
| Question | Answer |
|---|---|
| active immunity | long-lasting immunity that results when the body makes its own antibiotics in response to a specific antigen |
| allergen | substance that causes an allergic reaction |
| allergy | overly strong reaction of the immune system to a foreign substance |
| antibody | a protien made in response to a specific antigen that can attach to the antigen and causes it to be useless |
| antigen | a complex molecule that is foreign to your body |
| biological vector | disease- carrying organism, such as a rat, mosquito, or fly, that spreads infectious disease |
| chemotherapy | use of chemicals to destroy cancer |
| immune system | complex group of defensees that protects the body against pathogens- inclues the skin, respiration, digestive, and circulatory systems |
| infectiouse dieses | disease caused by a virus, bacterium, fungus, or protist, that is spread from an infected organism or the environment to another organism |
| non infectiouse disease | disease, such as cancer, diabetes, or asthma, that is not spread from one person to another |
| passive immunity | immunity that results when antibodies produced in one animal when antibodies produced in one animal are introduced into another another's body; does not last as long as active immunity |
| pasteutazation | process in which a liquid is heated to a temperature that kills most bacteria |
| sexually transmitted desease | infectious disease such as chlamydia, AIDS, or genital herpes, that is passed from one person to another during sexual contact |
| vaccintion | process of giving a vaccine by mouth or by injection to provide active immunity against a disease |
| virus | extremely tiny piece of genetic material that infects and multiplies in host cells; surrounded by a protein coating |