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n. the scientific interdisciplinary study of old age and the aging process. Those involved in gerontology include psychologists, biologists, sociologists, medical scientists, medical practitioners, geriatric service providers, and scholars from the humanities and social sciences. See also social gerontology. —gerontological adj. —gerontologist n.

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Psychology term of the day

May 30th 2024

recurrent collateral inhibition

recurrent collateral inhibition

a negative-feedback system that prevents rapid, repeated firing of the same motor neuron. To accomplish this, one branch of an axon loops back toward the cell body of the neuron and communicates with an inhibitory Renshaw cell. The Renshaw cell in turn inhibits the neuron.