Drugs
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
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| drugs | any substance that causes a physiological change in a higher order animal
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| alcohol | one of the most widely abused drugs
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| 75% | % of evidence in crime labs is drug related
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| 23 million | amount of people in the us that use illicit drugs
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| nature of the drug, route of administration, the dose, the frequency of administration, individuals rate of metabolism | factors affecting drug dependence
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| physical dependence | the physiological need for a drug that has been brought about by its regular abuse
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| psychological dependence | the conditioned use of a drug caused by underlying emotional needs such as users expectations, societys attitudes and social settings
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| narcotics | drugs that come from opium or have similar effects and reduce pain
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| hallucinogen | drugs that have marked change in the way you perceive the world around you
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| depressants | slow down the central nervous system, result in loss of motor control and reduced respiration
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| stimulants | speed up the central nervous, causes agitation, high blood pressures, increased heart rate and rapid breathing
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| illicit drugs | abused or controlled substance that is used for purposes other than originally indented or a substance with no recognized medical purpose
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| harrison act | imposed tax on production, import, manufacture, dispensation of opium and coca leaves
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| schedule I | no accepted medical use, highest potential for abuse
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| schedule II | accepted medical use, highest for potential abuse, potential for severe dependence
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| schedule III | less potential for abuse than II but more than IV, limited depencence
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| schedule IV | lower potential for abuse than III but more than V, limited dependence
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| schedule V | lowest potential for abuse, limited dependence
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| presumptive tests | color or spot tests
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| final tests | for the vast majority of drugs the GC/Mass Spec will be used for a definitive test for the presence of a drug
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| color tests | indicate the presence of a drug
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| microcrystalline tests | a drop of reagent added to a small quantity of drug to form a crystalline precipitate
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| chromatography | separation technique for purification
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| spectrophotometry | absorption of light by certain drugs in the UV and IR regions of the electromagnetic spectrum
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| mass spectrometry | sample is blasted with high energy electrons which cause it to fragment in a predictable way
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| fragmentation pattern | serves as a fingerprint for a particular compound
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| marijuana identification | microscopic analysis of plant material for the presence of cystolithic hairs
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| cystolithic hairs | bear claws on the upper side of the leaf
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| marquis test, duquenois-levine, scott test | examples of presumptive tests
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| stimulant | cocaine
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| hallucinogen | marijuana
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| narcotics | morphine
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| hallucinogen | hashish
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| stimulant | ecstacy
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| depressant | barbituate
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| stimulant | crack
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| narcotic | codiene
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| narcotic | heroin
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| narcotic | opium
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