Gestation
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
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Gestation | In mammals, the process of carrying young from fertilization to birth
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Blastocyst | The modified blastula stage of mammalian embryos
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Implantation | The process by which the newly fertilized egg in the blastocyst stage embeds itself in the lining off the uterus
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Pregnancy | The period of time between implantation and birth
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Trimester | One of the three equal periods of about 12 weeks into which the human gestation period is divided
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Embryo | An organism in an early stage of development of plants and animals; in humans, a developing individual is referred to as an embryo from the second through the eighth week of pregnancy
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Amniotic Sac | The sac formed by the amnion
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Chorionic Villi | Fingerlike projections of the chorion that extend into the uterine lining
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Placenta | The structure that attaches a developing fetus to the uterus and that enables the exchange of nutrients, wastes, and gases between the mother and the fetus
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Umbilical Cord | The structure that connects an embryo and then the fetus to the placenta and through which blood vessels pass
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Human Chorionic Gonadotropic | A hormone that is secreted by the placenta and that stimulates ovulation and secretion of progesterone or testosterone
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Fetus | A developing human during the period from the eight week after fertilization until birth
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Labor | The process by which the fetus and the placenta come out of the uterus
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Afterbirth | The remains of the placenta and the membranes, which are expelled from the mother;s body following the birth
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Created by:
GutzwillerL19
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