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health chapter8(DMS)
7th grade health chapter 8 vocab. words
Question | Answer |
---|---|
Nicotine | an addictive, or habit-forming, drug found in tobacco |
tar | a thick dark liquid that forms when tobacco burns |
carbon monoxide | a colorless, odorless, poisonous gas produced when tobacco burns |
alveoli | the tiny air sacs in the lungs |
emphysema | a disease that results in the destruction of the lungs |
respiratory system | includes the organs that supply your blood with oxygen |
trachea | passageway in your throat that takes air into and out your lungs |
epiglottis | a flap of tissue in the back of your mouth that keeps the food out of your trachea |
bronchi | two passageways that branch from the trachea, one to each lung |
lungs | two large organs that exchange oxygen and carbon dioxide |
diaphragm | a large lung, dome-shaped muscle below the lungs that expands and compresses the lungs, enabling breathing |
addiction | a mental at physical need for a drug or other substance |
withdraw | the unpleasant symptoms that someone experiences/feels when he or she stops and addictive substance |
psychological dependence | a persons belief that he or she needs to feel good or function normally |
physical dependence | an addiction in which the body develops a chemical need for a drug |
tolerance | the body's need for larger and larger amounts of a drug |
target audience | a group of people for which a product is intended |
product placement | when a company pays to show its products in media being used by celebrities |
media literacy | the ability to understand the goals of advertising and the media |
secondhand smoke | air that has been contaminated by tobacco smoke |
passive smoking | nonsmokers who breathe in secondhand smoke |
mainstream smoke | the smoke that is inhaled and then exhaled by a smoker |
side-stream smoke | smoke that comes from the burning end of a cigarette, pipe, or cigar |
cold turkey | stopping all use of tobacco products immediately |