- secondary villus
- an intermediate stage of development of chorionic villi, having a core of connective tissue (mesoblast) covered with trophoblast.
Medical dictionary. 2011.
Medical dictionary. 2011.
villus — 1. A projection from the surface, especially of a mucous membrane. If the projection is minute, as from a cell surface, it is termed a microvillus. 2. An elongated dermal papilla projecting into an intraepidermal … Medical dictionary
chorionic villus — one of the threadlike projections growing in tufts on the external surface of the chorion; see primary, secondary, and tertiary v. Chorionic villi covering the entire chorionic sac in an embryo at Carnegie stage 15, about 36 days … Medical dictionary
digestive system, human — Introduction the system used in the human body for the process of digestion. The human digestive system consists primarily of the digestive tract (alimentary canal), or the series of structures and organs through which food and liquids pass… … Universalium
pregnancy — /preg neuhn see/, n., pl. pregnancies. the state, condition, or quality of being pregnant. [1520 30; PREGN(ANT) + ANCY] * * * Process of human gestation that takes place in the female s body as a fetus develops, from fertilization to birth (see… … Universalium
Chorionic villi — Diagram of a transverse section, showing the mode of formation of the amnion in the chick. The amniotic folds have nearly united in the middle line. Ectoderm, blue; mesoderm, red; entoderm and notochord, black. (Vill … Wikipedia
Down syndrome — Classification and external resources Boy with Down syndrome assembling a … Wikipedia
diagnosis — /duy euhg noh sis/, n., pl. diagnoses / seez/. 1. Med. a. the process of determining by examination the nature and circumstances of a diseased condition. b. the decision reached from such an examination. Abbr.: Dx 2. Biol. scientific… … Universalium
human embryology — ▪ biology Introduction the process encompassing the period from the formation of an embryo, through the development of a fetus, to birth. The human body, like that of most animals, develops from a single cell produced by the union of… … Universalium
Glycogen storage disease type I — DiseaseDisorder infobox Name = Glycogen storage disease type I ICD10 = ICD10|E|74|0|e|70 ICD9 = ICD9|271.0 ICDO = Caption = OMIM = 232200 MedlinePlus = 000338 eMedicineSubj = ped eMedicineTopic = 2416 DiseasesDB = 5284 Glycogen storage disease… … Wikipedia
Goblet cell — Section of mucus membrane of human stomach, near the cardiac orifice. X 45. c. Cardiac glands. d. Their ducts. cr. Gland similar to the intestinal glands, with goblet cells. mm. Mucous membrane. m. Muscularis mucosae. m’. Muscula … Wikipedia