Also known as: AN., AN...
AN has various meanings in the Physiology category. Discover the full forms, definitions, and usage contexts of AN in Physiology.
Antibody Generator, When antibiotics are incorrectly used (to treat bacteria that are not sensitive to the specific antibiotic or to treat viruses, which NEVER respond to antibiotics) and are not taken for the full term prescribed (usually from 5 to 21 days, depending on the specific antibiotic and disease being treated), surviving pathogenic organisms develop immunity to the antibiotic and pass it along to descendants and might choose to pass the trait along to unrelated bacteria via a process known ashorizontal gene transfer.
PhysiologyAn eating disorder characterized by markedly reduced appetite or total aversion to food. Anorexia is a serious psychological disorder. It is a condition that goes well beyond out-of-control dieting. The person with anorexia, most often a girl or young woman, initially begins dieting to lose weight. Over time, the weight loss becomes a sign of mastery and control.
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