raphe


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ra·phe

also rha·phe (rā′fē′)
n. pl. ra·phae (-fē′) also rha·phae
1. Anatomy A seamlike line or ridge between two similar parts of a body organ, as in the scrotum.
2. Botany The portion of the funiculus that is united to the ovule wall, commonly visible as a line or ridge on the seed coat.
3. The median groove of a diatom valve.

[New Latin, from Greek rhaphē, seam, suture, from rhaptein, to sew; see wer- in Indo-European roots.]

raphe

(ˈreɪfɪ)
n, pl -phae (-fiː)
1. (Botany) an elongated ridge of conducting tissue along the side of certain seeds
2. (Microbiology) a longitudinal groove on the valve of a diatom
3. (Anatomy) anatomy a connecting ridge, such as that between the two halves of the medulla oblongata
[C18: via New Latin from Greek rhaphē a seam, from rhaptein to sew together]

ra•phe

(ˈreɪ fi)

n., pl. -phae (-fē).
1. a seam along the middle of an anatomical structure, as the underside of the tongue.
2. Bot. (in certain ovules) a ridge connecting the hilum with the chalaza.
[1745–55; < New Latin]
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.raphe - a ridge that forms a seam between two parts
palatine raphe - the seam at the middle of the hard palate
scrotum - the external pouch that contains the testes
ridge - any long raised strip
Translations

ra·phe

, rhaphe
n. rafe, línea de unión de dos mitades simétricas de una estructura tal como la lengua.
References in periodicals archive ?
Alkaloid extract from MS also stimulated rat dorsal raphe nuclei, the main site for serotonin biosynthesis, and produced antidepressant-like effects in mice (Kumarnsit et al.
5) and interrupted polydioxanone, (Johnson & Johnson Ethicon[R]) sutures to reinforce the repair, both in the split raphe and at the distal tendon insertion.
My preliminary data indicate that a critical node between the VMH and BAT is the raphe pallidus (RPa), a brain region known to drive sympathetic tone to BAT.
A reward pathway in the dorsal raphe nucleus important to drug abuse begins with stimulation of glutamate neurons, according to a study from the National Institutes of Health.
Serotonin-producing neurons project from the raphe nucleus in the brainstem to the basal ganglia, frontal cortex, hypothalamus, and limbic system, and down the spinal cord.
Glaucomatous visual field loss frequently occurs first in the Bjerrum areas, which follow an arcuate course from the blind spot, radiating above and below the macula, and ending at the temporal raphe.
Reduced raphe nuclei echogenicity in patients with suicidal ideation, a negative correlation between impulsivity and SERT binding, reduced 5-HT2A binding in the frontal cortex in patients with a recent suicide attempt, are signs of the serotonergic deficiency in suicidal behavior (17).
The activity of these burst neurons is controlled by omnipause neurons in the pontine raphe.
When suturing at the ventral side, the surgeon should try to match the frenulum preputii with the raphe penis.
Brian Arandez, Founder and CEO, and Raphe Gross, Business Development lead, will update the public on the company's progress and the unique position it holds in the 3D printing industry.
O -Synuclein pathology begins in the dorsal motor nucleus of the vagus and glossopharyngeal nerves and the anterior olfactory nucleus in stage 1, extends to the locus ceruleus and caudal raphe nuclei in the pons (stage 2), then to the substantia nigra (stage 3), to the temporal mesocortex (stage 4), and finally to the neocortex (stages 5-6).
The researchers focused on regions like the brain stem because its sub regions, such as the medullary and dorsal raphe, are implicated in thermal regulation, while forebrain regions, such as the insula, have been implicated in the personal perception of how someone feels.