geniculate nucleus

any of four small oval clusters of nerve cell bodies on the underside of the thalamus in the brain. There are two pairs—the lateral geniculate nuclei and the medial geniculate nuclei—with one of each pair on either lobe of the thalamus; these relay, respectively, visual impulses and auditory impulses to the cerebral cortex. Also called geniculate body.

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Psychology term of the day

May 8th 2024

health–belief model

a model that identifies the relationships of the following issues to the likelihood of taking preventive health action: (a) individual perceptions about susceptibility to and seriousness of a disease, (b) sociodemographic variables, (c) environmental cues, and (d) perceptions of the benefits and costs. See also exercise–behavior model.