villus


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Related to villus: chorionic villus sampling, chorionic villus

vil·lus

 (vĭl′əs)
n. pl. vil·li (vĭl′ī)
1. Biology A minute projection arising from a mucous membrane, especially:
a. One of the numerous vascular projections of the small intestine.
b. One of the fingerlike projections of the chorion that contribute to the formation of the placenta in mammals.
2. Botany A fine, hairlike epidermal outgrowth.

[Latin, shaggy hair.]

villus

(ˈvɪləs)
n (usually plural) , pl villi (ˈvɪlaɪ)
1. (Zoology) zoology anatomy any of the numerous finger-like projections of the mucous membrane lining the small intestine of many vertebrates
2. (Anatomy) zoology anatomy any of the numerous finger-like projections of the mucous membrane lining the small intestine of many vertebrates
3. (Zoology) any similar membranous process, such as any of those in the mammalian placenta
4. (Botany) botany any of various hairlike outgrowths, as from the stem of a moss
[C18: from Latin: shaggy hair]

vil•lus

(ˈvɪl əs)

n., pl. vil•li (ˈvɪl aɪ)
1. any of the fingerlike projections on the surface of certain membranes, esp. on the mucous membrane of the small intestine, functioning to increase the area for the absorption, secretion, or exchange of materials.
2. any of the long, soft, straight hairs covering the fruit, flowers, and other parts of certain plants.
[1695–1705; < Latin: shaggy hair, thick nap]

vil·lus

(vĭl′əs)
Plural villi (vĭl′ī)
A small projection on the surface of a mucous membrane, especially that of the small intestine.

villus

(pl. villi) A minute fingerlike projection. Huge numbers line the small intestine, vastly increasing its surface area.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.villus - a minute hairlike projection on mucous membranevillus - a minute hairlike projection on mucous membrane
chorionic villus - one of the tiny villi that stick out of the fetal chorion and combine with the mother's uterine tissue to form the placenta
appendage, outgrowth, process - a natural prolongation or projection from a part of an organism either animal or plant; "a bony process"
Translations

vil·lus

n. vellosidad, vello, proyección filiforme que crece en una superficie membranosa;
aracnoid ______ aracnoidea;
chorionic ______ -es coriónicas;
intestinal ______ intestinal.
References in periodicals archive ?
Our studies revealed that mice exposed to UFP, collected near downtown Los Angeles, California, displayed increased oxidative products of arachidonic and linoleic acids, accompanied by changes in villus lengths and macrophage/ neutrophil infiltrates in the intestinal villi, whereas D-4F administration mitigated these effects.
August 8 by aspiration cytologic type "Chiba" for amniocentesis and chorionic villus sampling, are asked to send technical details, IFU if available and / or any other documentation showing the indication of use of the needle.
However, a slight increase in the area of the villus enterocytes by 12.
To contain the spread of this fatal disease, his foundation also creating awareness amongst people and advised those families where already a thalassemia patients exist to do Chorionic villus sampling (CVS) test after three months of pregnancy and if the test was positive the doctors advised for abortion.
2 IELs/20 EP cells at the villus tips to distinguish between patients with probable celiac disease and controls, which included patients with dyspepsia and nonceliac intestinal disease.
Histological investigation of the ileum and jejunum of MTX animals demonstrated a significant loss of crypt architecture and signs of crypt remodelling, severe villous epithelial atrophy, degeneration and shortening of the villus length and polymorphonucelar leucocyte infiltration in the lamina propria.
The only definitive test involves chorionic villus sampling and amniocentesis but that carries a risk of miscarriage.
The epithelial thickness of the stomach and crop; intestinal villus height, width, and area; lamina propria height; and stomach, crop, and intestinal neutral and acidic goblet cell numbers were measured.
This DNA can be used to screen for certain genetic disorders without having to perform invasive procedures such as amniocentesis or CVS (chorionic villus sampling).
Patients treated with teduglutide had evidence of increased villus height after 21 days of treatment, according to the company.