mesencephalon


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Related to mesencephalon: metencephalon, rhombencephalon, diencephalon

mes·en·ceph·a·lon

 (mĕz′ĕn-sĕf′ə-lŏn′, mĕs′-)
n.
The midbrain.

mes′en·ce·phal′ic (-sə-făl′ĭk) adj.

mesencephalon

(ˌmɛsɛnˈsɛfəˌlɒn)
n, pl -la (-lə)
(Anatomy) the part of the brain that develops from the middle portion of the embryonic neural tube. Nontechnical name: midbrain Compare prosencephalon, rhombencephalon
mesencephalic adj

mes•en•ceph•a•lon

(ˌmɛs ɛnˈsɛf əˌlɒn, -lən, ˌmɛz-)

n., pl. -lons, -la (-lə).
the midbrain.
[1840–50]
mes`en•ce•phal′ic (-səˈfæl ɪk) adj.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.mesencephalon - the middle portion of the brainmesencephalon - the middle portion of the brain  
neural structure - a structure that is part of the nervous system
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
locus niger, nucleus niger, substantia nigra - a layer of deeply pigmented grey matter in the midbrain; associated with the striate body; is involved in metabolic disturbances associated with Parkinson's disease and with Huntington's disease
superior colliculus - an essential visual center between the retina and the striate cortex
inferior colliculus - an essential auditory center in the midbrain
Translations
mésencéphale

mes·en·ceph·a·lon

n. mesencéfalo, el cerebro medio en la etapa embrionaria.
References in periodicals archive ?
11) Neurotoxicity is most pronounced in the ventral mesencephalon, hippocampus, and striatum.
RenVM is one of the immortalized human neural stem cell lines which is isolated from 10 week fetal neural ventral mesencephalon and was established with the V-myc oncogene by retroviral transduction.
have described two patients with tremor and dystonia caused by AVM in the contralateral basal ganglia, thalamus and mesencephalon, one patient with torticollis and AVM in the posterior thalamus, and another one with retrocollis and AVM in the parietal lobe.
The classic form of MSUD involved the basal ganglia in six cases; the cerebellum, mesencephalon, pons, and supratentorial area in five cases; and the thalamus in four cases, respectively.
Parkinson's disease (PD) is the result of dopaminergic degeneration in the substantia nigra of the mesencephalon.
sup][1],[2] In our report, the patient was characterized by right, pure medial rectus nuclear palsy due to acute mesencephalon infarction.
Scientifically called the mesencephalon, it is the portion of the brain stem that connects the forebrain and the hind brain.
904 mg/kg LiCl over the course of 8 days, the vacuolization of the brain tissue and zones of spongiosis were observed in different brain regions, including cerebral cortex, cerebellum, medulla oblongata, mesencephalon, thalamus, and pons [32].
Effect of tooth pulp and periaqueductal central gray stimulation on the expression of genes encoding the selected neuropeptides and opioid receptors in the mesencephalon, hypothalamus and thalamus in rats.
Besides cerebral hemiatrophy, other probable brain parenchymal changes are hypoplasia of mesencephalon, lentiform nucleus and thalamus, diffuse cerebellar atrophy, and ipsilateral atrophy of the cerebral peduncle.
PEG3 plays a critical role in brain development, with expression mainly in the mesencephalon and pituitary gland; in the adult brain PEG3 is found primarily in the hypothalamus and the pituitary gland (Li et al.

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