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Amniotic fluid. The amniotic fluid is the protective liquid contained by the amniotic sac of a gravid amniote. This fluid serves as a cushion for the growing fetus, but also serves to facilitate the exchange of nutrients, water, and biochemical products between mother and fetus. For humans, the amniotic fluid is commonly called water or waters ...
In the United States, the level was 4 times as high, with 84 per 1,000 teenage girls pregnant. The likelihood of pregnant teenage girls having abortions across the four countries differ and exclude miscarriages. In the U.S. abortion rates for 15–19 years are 35%, compared to 69% in Sweden, 39% in Great Britain, 46% in Canada, and 51% in France.
Hypercoagulability in pregnancy likely evolved to protect women from hemorrhage at the time of miscarriage or childbirth. In developing countries, the leading cause of maternal death is still hemorrhage. [23] In the United States 2011-2013, hemorrhage made up of 11.4% and pulmonary embolisms made up of 9.2% of all pregnancy-related deaths. [24]
Environmental toxicants and fetal development is the impact of different toxic substances from the environment on the development of the fetus. This article deals with potential adverse effects of environmental toxicants on the prenatal development of both the embryo or fetus, as well as pregnancy complications.
Over 1,100 teenagers, mostly aged 18 or 19, [ 1] give birth every day in the United States. 23 million per year in the developed world, 2018. [ 3] Leading cause of death in 15 to 19 year old females, 2018. [ 3] Teenage pregnancy, also known as adolescent pregnancy, is pregnancy in a female under the age of 20.
Advanced maternal age, in a broad sense, is the instance of a woman being of an older age at a stage of reproduction, although there are various definitions of specific age and stage of reproduction. [ 1] The variability in definitions is in part explained by the effects of increasing age occurring as a continuum rather than as a threshold effect.
Fetal viability is the ability of a human fetus to survive outside the uterus. Viability depends upon factors such as birth weight, gestational age, and the availability of advanced medical care. In low-income countries, more than 90% of extremely preterm newborns (less than 28 weeks gestational age) die due to a lack of said medical care; in ...
Lina Marcela Medina de Jurado ( Spanish pronunciation: [ˈlina meˈðina]; born 23 September 1933) [ 1] is a Peruvian woman who became the youngest confirmed mother in history when she gave birth to son Gerardo on 14 May 1939, aged five years, seven months, and 21 days. [ 1][ 2] Based on the medical assessments of her pregnancy, she was less ...