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14 Cards in this Set
- Front
- Back
How can drugs affect levels of neurotransmitters between neurons?
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Drugs can increase or decrease the amount of neurotransmitters found between neurons.
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In what ways can drugs be used to treat a cardiovascular problem?
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Drugs are used to normalize an irregular heartbeat, increase the heart’s pumping capacity, or enlarge small blood vessels
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Identify the different classes of drugs. Give an example of each class.
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Stimulants: cocaine, amphetamines, caffeine, and nicotine; Depressants: alcohol and barbiturates; Narcotics: opiates; Hallucinogens: LSD
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How does nicotine affect the body?
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Nicotine will stimulate the central nervous system, causing an increase in heart rate, blood pressure, and breathing rate, and stomach acid secretion
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Form a hypothesis as to how a person develops tolerance to a drug.
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A person develops tolerance by using a drug too often. After a while the person needs more and more to feel the same sensation
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Distinguish between stimulants and depressants, comparing their effects on the body.
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Stimulants increase the activity of the central and sympathetic nervous systems. Depressants decrease the activity of the central nervous system and increase activity of the parasympathetic nervous system.
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chemical substance that affects body functions
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drug
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type of pain-relief drug that affects the central nervous system
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narcotic
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drug that increases the activity of the central and sympathetic nervous systems
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stimulant
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type of drug that lowers or depresses the activity of the nervous system
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depressant
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psychological and/or physiological drug dependence
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addiction
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as the body becomes less responsive to a drug and an individual needs larger or more frequent doses of the drug to achieve the same effect
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tolerance
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psychological response or physiological illness that occurs when a person stops taking a drug
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withdrawl
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drug that stimulates the central nervous system so that the user becomes disoriented and sees, hears, feels, tastes, or smells things that are not there
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hallucinogen
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