Fetus

fetus
foetus; the later embryo of a vertebrate (after the third month in a human being)
Source: Noland, George B. 1983. General Biology, 11th Edition. St. Louis, MO. C. V. Mosby ...
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Fetus at eight weeks
"Foetus" redirects here. For the musical group Foetus, see Foetus (band).
A fetus (or foetus, see below) is a developing mammal after the embryonic stage and before birth. The plural is fetuses or very rarely, foeti.
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fetus
[L. pregnant]
An unborn or unhatched vertebrate that has passed through the earliest developmental stages; a developing human from about the second month of gestation until birth.
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fetus: An animal in the later stage of development before birth. In humans, the fetal stage is the from the end of the third month until birth.
Top ...
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fetus: results from a developing embryo at about eight weeks when the embryo is somewhat human looking and the remaining development consists chiefly of growth and maturation.
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fetus Postembryonic unborn. From the seventh or eighth week of gestation.
fiber Long and narrow sclerenchymous cell; functions in support; an important dietary component that provides bulk; component of fabrics, ropes, and paper.
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the fetus and even from a
pre-implantation embryo.
Amniocentesis
During its development, the fetus sheds cells into the amniotic fluid.
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The fetus is surrounded by a layer of liquid called amniotic fluid. Amniocentesis is a technique in which a sample of amniotic fluid is removed and cells that it contains are grown on a culture dish.
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The fetus increases in size during this trimester, and bony parts of the skeleton begin to form. Fetal movements can be felt by the mother.
The Last Trimester ...
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In the fetus, at an early period, the greater part of the skeleton is cartilaginous; as this cartilage is afterward replaced by bone, it is called temporary, in contradistinction to that which remains unossified during the whole of life, ...
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If you have a fetus that's developing in uniformly high concentrations of retinoic acid you'd have then high concentrations not only back here where they belong, but also up here.
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Advanced maternal age -- women over age 34 (age 35 at delivery) at increased risk for nondisjunction trisomy in fetus. Alcoholism -- a chronic and progressive condition characterized by the inability to control the consumption of alcohol.
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A substance produced by the fetus that is found in fetal serum, amniotic fluid, and the mother's bloodstream.
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[Gr. amnion - the membrane around the fetus]. An extraembryonic membrane surrounding the embryo and containing the amniotic fluid which protects the embryo from shock and desiccation. It consists of ectoderm and somatic mesoderm.
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amniotic fluid
Watery-fluid that bathes the fetus keeping it suspended to act as a protective cushion.
Covered in Lab 14 Gametogenesis and Development ...
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In mammals, a tissue formed within the uterus through which nutrients are passed from the mother to the embryo (and later the fetus) and its wastes are removed; placental- n.
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A subclass of the Class Mammalia (others are
monotremes
and marsupials). Embryo and fetus are nourished by a placenta.
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Haldane was friends with the author Aldous Huxley, and was the basis for the biologist Shearwater in Huxley's novel Antic Hay. Ideas from Haldane's Daedalus, such as ectogenesis (the development of fetuses in artificial wombs), ...
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