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Obstetrics and Neona
Terms related to pregnancy
Question | Answer |
---|---|
mature germ cell, either sperm or ovum | gamete |
expulsion of a mature ovum from an ovary | ovulation |
fertilization normally occurs in the uterine tubes | conception or fertilization |
cell formed by the union of the sperm and ovum | zygote |
unborn offspring in the stage of development from implantation of the zygote to the end of the second month of pregnancy | embryo |
unborn offspring from beginning of the third month of pregnancy until birth | fetus |
development of a new individual from conception to birth | gestation, pregnancy |
duratioon of pregnancy; approximately 9 months | gestation period |
embedding of the zygote in the uterine lining. | implantation |
a structure that grows on the wall of the uterus during pregnancy and allows for nourishment of the unborn child | placenta or afterbirth |
membranous bag that surrounds the fetus before delivery | amniotic or amnionic, sac |
outermost layer of teh fetal membrance | chorion |
innermost layer of the fetal membrane | amnion |
fluid within the amniotic sac, which surrounds the fetus | amniotic, or amnionic, fluid |