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Pharm Ch. 2 Terms
Pharmacology
Question | Answer |
---|---|
absorption | the process whereby a drug enters the circulatory system |
addiction | a dependence characterized by a perceived need to take a drug to attain the psychological and physical effects of mood-altering substance |
anaphylactic reaction | a serve allergic reaction response reulting in immediate life-threatening respiratory distress, usually followed by vascular collapse and shock and accompanied by hives |
antagonist | drugs that bind to a receptor site and block the action of the endogenous messenger or other drugs |
distribution | the process by which a drug moves from the blood into other body fluids and tissues and ultimately to its sites if action |
dose | the quantity of a drug administered at one time |
elimination | removal of a drug or its metabolites from the body by excretion |
inhibition | the processwhereby a drug blocks enzyme activity and impairs the metabolism of another drug |
interaction | a change in the action of a drug caused by another drug, food, or another substance such as alcohol or nicotine |
lipid | a fatty molecule, an important constituent of cell membranes |
local effect | an action of a drug that is confined to a specific part of the body |
metabolism | the process by which drugs are chemically converted to other compounds |
metabolite | a substanceinto which a drug is chemically converted in the body |
therapeutic effect | the desired action of a drug in the treatment of a particular disease state or sympton |
tolerance | a decrease response to the effects of a drug as it continues to be administrated |