fetoplacental unit


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fetoplacental unit

Obstetrics A functional compartment responsible for synthesizing hormones that maintain pregnancy. See Estriol.
References in periodicals archive ?
Nicotine through higher secretion of catecholamines increased lipolysis and levels of plasma-free fatty acids resulting in higher concentrations of oxidatively modified lipid products in mothers as well as fetoplacental units [23, 24].
Among estrogens, estriol, which is uniquely produced by the fetoplacental unit, predominates during pregnancy and is used as a diagnostic marker of fetal well-being (Mucci et al.
Milovanov, "Effects of hypobaric hypoxia on the fetoplacental unit: the morphometric diffusing capacity of the villous membrane at high altitude," The American Journal of Obstetrics and Gynecology, vol.
Distribution and effects of intravenous lead in the fetoplacental unit of the rat.
The mathematical and theoretical data was derived from the creation of a computer model of a fetoplacental unit. Using this model, Jain and coworkers (28) showed that a reduction in the placenta's surface area by 50% produces significant hypoxia of the left brachial plexus and not of the right brachial plexus.
These can all affect the mother, fetus and fetoplacental unit in general.
"The relatively low oxygen environment in which the human fetoplacental unit develops during the first trimester is necessary to induce vasculoangiogenesis via embryonic endothelial cells proliferation, as these cells are sensitive to hypoxia and acidosis," Dr.
In prenatal screening, maternal serum concentrations of secretory products of the fetoplacental unit in combination with maternal age are used to determine a woman's risk of having a fetus affected with Down syndrome.
The aims and objectives of the present study includes (i) To detect any abnormalities in fetoplacental unit and fetal circulation in high risk pregnancies.
(7) However, it soon became evident that relatively low hCG levels and the lack of a normal fetoplacental unit also result in reduced progesterone production by the corpus luteum.
He found an association between the vascular reduction of fetoplacental unit and loss of functional placental tissue with the lesions like macroscopic and microscopic infarction, thickness of placental membranes, avascular villi and tissue ischemia which are significant.
Maternal physiologic changes in pregnancy occur as a result of hormonal alterations, mechanical effects of the gravid uterus, increased metabolic and oxygen requirements, metabolic demands of the fetoplacental unit, and hemodynamic alterations associated with the placental circulation.