51.3
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| amniotic sac | the sac formed by the amnion
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| afterbirth | the remains of the placenta and the membranes, which are expelled from the mother's body following birth
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| blastocyst | the modified blastula stage of mammalian embryos
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| chorionic villus | fingerlike projections of the chorion that extend into the uterus lining
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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 eighth week of pregnancy
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| fetus | a developing human during the period from the eighth week after fertilization until birth
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| gestation | in mammals, the process of carrying young from fertilization to birth
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| human chorionic gonadotropin | a hormone that is secreted by the placenta and that stimulates ovulation and secretion of progesterone or testosterone
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| implantation | the process by which the newly fertilized egg in the blastocyst stage embeds itself in the lining of the uterus
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| labor | the process by which the fetus and placenta come out of the uterus
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| pregnancy |
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| placenta |
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| trimester |
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| umbilical cord |
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Created by:
Addaleigh
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