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понедельник, 10 декабря 2007 г.
Free Pregnancy Stuff
Free Pregnancy Stuff is the carrying of one or more offspring, known as a fetus or embryo, inside the body of a female humans. In a pregnancy, there can be multiple gestations, as in the case of twins or triplets Free Pregnancy Stuff. Human pregnancy is the most studied of all mammalian pregnancies and obstetrics is the medical field that studies and treats pregnant patients Free Pregnancy Stuff.
Childbirth usually occurs about 38 weeks from fertilization, i.e. approximately 40 weeks from the start of the last menstruation Free Pregnancy Stuff. Thus, pregnancy lasts about nine months, although the exact definition of the English word “pregnancy” is a subject of controversy Free Pregnancy Stuff.
One scientific term for the state of Free Pregnancy Stuff is gravid, and a pregnant female is sometimes referred to as a gravida. Both words are rarely used in common speech. The term embryo is used to describe the developing human during the initial weeks, and the term fetus is used from about two months of development until birth. A woman who is pregnant for the first time is known medically as a primigravida or "gravida 1", while a woman who has never been pregnant is known as "gravida 0". Similarly, the terms "para 0", "para 1" and so on are used for the number of times a woman has given birth Free Pregnancy Stuff.
In many societies' medical and legal definitions, human Free Pregnancy Stuff is somewhat arbitrarily divided into three trimester periods, as a means to simplify reference to the different stages of prenatal development Free Pregnancy Stuff. The first trimester carries the highest risk of miscarriage (natural death of embryo or fetus). During the second trimester, the development of the fetus can be more easily monitored and diagnosed. The beginning of the third trimester often approximates the point of viability, or the ability of the fetus to survive, with or without medical help, outside of the uterus Free Pregnancy Stuff.
Childbirth usually occurs about 38 weeks from fertilization, i.e. approximately 40 weeks from the start of the last menstruation Free Pregnancy Stuff. Thus, pregnancy lasts about nine months, although the exact definition of the English word “pregnancy” is a subject of controversy Free Pregnancy Stuff.
One scientific term for the state of Free Pregnancy Stuff is gravid, and a pregnant female is sometimes referred to as a gravida. Both words are rarely used in common speech. The term embryo is used to describe the developing human during the initial weeks, and the term fetus is used from about two months of development until birth. A woman who is pregnant for the first time is known medically as a primigravida or "gravida 1", while a woman who has never been pregnant is known as "gravida 0". Similarly, the terms "para 0", "para 1" and so on are used for the number of times a woman has given birth Free Pregnancy Stuff.
In many societies' medical and legal definitions, human Free Pregnancy Stuff is somewhat arbitrarily divided into three trimester periods, as a means to simplify reference to the different stages of prenatal development Free Pregnancy Stuff. The first trimester carries the highest risk of miscarriage (natural death of embryo or fetus). During the second trimester, the development of the fetus can be more easily monitored and diagnosed. The beginning of the third trimester often approximates the point of viability, or the ability of the fetus to survive, with or without medical help, outside of the uterus Free Pregnancy Stuff.
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