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Pharm Final
Definitions
Question | Answer |
---|---|
Absorption | passage of substance from site of admin into blood stream |
Distribution | Transport of drugs by circulating body fluids to the cites of action |
Excretion | Removal of waste substances from the body |
Synergism | Combined effect of 2 drugs thats greater than effect of each drug given alone |
Tolerance | pt requires a higher dosage of drug to produce same effects that lower dosage once provided |
Cumulation | drugs metabolized/excreted at a slow rate & remains in the body at high levels when the next dose is given - builds in body |
Dependence | addiction - develops w/drawl sx or psychological emotionally attached to drug |
Biotransformation | normal body processes by which body changes a drug to a more/less active form that can be excreted |
Idiosyncrasy | unusual/abnormal reaction to a drug |
Expectorants | promote drainage of mucous |
Demulcent | film over a mucous membrane, relieving minor pain and inflammation of membrane - mucoprotective again |