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A baby born within the normal range of weight for that gestational age is known as appropriate for gestational age (AGA). An abnormally slow growth rate results in the infant being small for gestational age, while an abnormally large growth rate results in the infant being large for gestational age.
While inside the uterus the baby is enclosed in a fluid-filled membrane called the amniotic sac. Shortly before, at the beginning of, or during labour the sac ruptures . Once the sac ruptures, termed "the water breaks", the baby is at risk for infection and the mother's medical team will assess the need to induce labour if it has not started ...
A fetus or foetus (/ ˈ f iː t ə s /; pl.: fetuses, foetuses, rarely feti or foeti) is the unborn mammalian offspring that develops from an embryo. [1] Following the embryonic stage, the fetal stage of development takes place.
In February, doctors in Colombia delivered a baby girl whose twin was stuck inside her abdomen—and still growing. The New York Times reports that the child is doing well after the successful ...
Pregnancy is the time during which one or more offspring develops inside a woman's uterus (womb). [4] [13] A multiple pregnancy involves more than one offspring, such as with twins. [14] Pregnancy usually occurs by sexual intercourse, but can also occur through assisted reproductive technology procedures. [6]
In biological terms, the development of the human body entails growth from a one-celled zygote to an adult human being. Fertilization occurs when the sperm cell successfully enters and fuses with an egg cell (ovum). The genetic material of the sperm and egg then combine to form the single cell zygote and the germinal stage of development commences.
The new study found that women who had higher levels of fluoride during pregnancy reported later that their kids were more likely to have temper tantrums, complain of vague headaches and ...
The picture attracted a lot of attention when it was released, as it was used by opponents of abortion who asserted that the baby reached through the womb and grabbed the doctor's hand, thus showing signs of life at the 21st week of pregnancy. Indeed, the photograph and many of the texts which often accompany it seem to support this view ...