forebrain

(redirected from forebrains)
Also found in: Thesaurus, Medical, Encyclopedia.

fore·brain

 (fôr′brān′)
n.
1. The most anterior of the three primary regions of the embryonic brain from which the telencephalon and diencephalon develop.
2. The segment of the adult brain that develops from the embryonic forebrain and includes the cerebrum, thalamus, and hypothalamus.

forebrain

(ˈfɔːˌbreɪn)
n
(Anatomy) the nontechnical name for prosencephalon

fore•brain

(ˈfɔrˌbreɪn, ˈfoʊr-)

n.
1. Also called prosencephalon. the anterior of the three embryonic divisions of the vertebrate brain, or the part of the adult brain derived from this tissue including the diencephalon and telencephalon.
[1875–80]

fore·brain

(fôr′brān′)
The forwardmost part of the brain in vertebrate animals. In humans, it consists of the thalamus, the hypothalamus, and the cerebrum. Compare hindbrain, midbrain.

forebrain


click for a larger image
The front part of the brain comprising the diencephalon and telencephalon.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.forebrain - the anterior portion of the brainforebrain - the anterior portion of the brain; the part of the brain that develops from the anterior part of the neural tube
neural structure - a structure that is part of the nervous system
cerebral peduncle, peduncle - a bundle of myelinated neurons joining different parts of the brain
brain, encephalon - that part of the central nervous system that includes all the higher nervous centers; enclosed within the skull; continuous with the spinal cord
corpus callosum - a broad transverse nerve tract connecting the two cerebral hemispheres
telencephalon - the anterior division of the forebrain; the cerebrum and related parts of the hypothalamus
betweenbrain, diencephalon, interbrain, thalmencephalon - the posterior division of the forebrain; connects the cerebral hemispheres with the mesencephalon
Translations

forebrain

nVorderhirn nt

fore·brain

n. prosencéfalo, porción anterior de la vesícula primaria cerebral de donde se desarrollan el diencéfalo y el telencéfalo.
References in periodicals archive ?
As we wage battle against what Pope John Paul, in his encyclical "The Gospel of Life," called the "culture of death," those two sentences should be emblazoned on our forebrains.
Rats given the cells in their forebrains were better at recognizing when an object had been moved or noticing an unfamiliar object.
To create this hypermetabolic state, UC Irvine pharmacology professor Daniele Piomelli and colleagues engineered neurons in the forebrains of mice to limit production of an endocannabinoid compound called 2-AG.
Teleostean and mammalian forebrains contrasted: Evidence from genes to behavior.
Comparisons of the circuitry of these neuropils with that present in the forebrains of both birds and mammals may allow identification of the crucial components of this circuitry that underlie and support complex cognition.
Transplantation of these putative neural tumor stem cells into the forebrains of NOD/SCID mice yields tumors phenotypically resembling the tumors from which the stem cells were isolated.
Researchers at Emory University announced that they had used gene therapy to create high levels of vasopressin receptors in the ventral forebrains of promiscuous male meadow voles, and that within days the voles settled down into nice monogamous relationships, just like their cousins the prairie voles, which naturally have high numbers of vasopressin receptors and mate for life.
Brains were quickly removed, placed on ice and the hippocampi and basal forebrains were dissected free for the radiometrical measurement of ChAT activity.
Birds at the top of the innovation tally have relatively bigger forebrains, he says.
Little evidence exists for new cell growth in the forebrains of mammlas, he adds.
Beyond the possibility of rescuing basal forebrains in Alzheimer's patients, other potential applications of the technique abound.
In recent experiments Mishkin, Thomas Aigner of NIMH and Donald Price of Johns Hopkins University in Baltimore used a chemical to selectively destroy teh cells of monkeys' basal forebrains.