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central nucleus

a nucleus forming part of the corticomedial group in the amygdala within the brain. It receives input from other amygdaloid nuclei and projects to the hypothalamus and many brainstem structures, including the periaqueductal gray. It is involved (among other things) in fear behavior.

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Psychology term of the day

December 19th 2024

physicalism

physicalism

n.

1. the doctrine that reality is composed of matter and that mind is therefore reducible to matter. See identity theory; materialism; mind–body problem.

2. the view that all meaningful propositions can be stated in the language of the physical sciences and in operational definitions. See logical positivism; positivism. —physicalist adj.