sensory system

the total structure involved in sensation, including the sense organs and their receptors, afferent sensory neurons, and sensory areas in the cerebral cortex at which these tracts terminate. There are separate systems for each of the senses. See auditory system; gustatory system; olfactory system; somatosensory system; visual system; vestibular system.

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Psychology term of the day

November 27th 2024

cognitive impairment

cognitive impairment

any impairment in perceptual, learning, memory, linguistic, or thinking abilities. Multiple significant cognitive impairments in memory plus one or more other cognitive defects are characteristic of dementia. See also mild cognitive impairment.