arcuate nucleus

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arcuate nucleus

n.
Any of various specialized groups of nerve cells in the medulla oblongata, thalamus, or hypothalamus of the brain.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
References in periodicals archive ?
Peripheral signal reflecting energy balance can be integrated at the hypothalamic arcuate nucleus in mammals and infundibular nucleus in avian species.
In neonatal chicks, immunostaining revealed hypothalamic neuron expressing INSRs in the infundibular nucleus (the avian equivalent of the mammalian arcuate nucleus), paraventricular nucleus, ventromedial hypothalamus and lateral hypothalamus (Shiraishi et al., 2011a).