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Function

Meaning

The specific, characteristic action or role performed by a biological entity, such as a hormone, a cell, an organ, or a physiological system, in the maintenance of homeostasis and overall health. In the hormonal context, function describes the biochemical and physiological effects a secreted molecule exerts on its target tissues to regulate growth, metabolism, reproduction, or mood. Clinical assessment often seeks to quantify the efficiency and appropriateness of a particular biological function.