PSYC1023 Lecture 1: Chapter 11
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Germinal stage:firstphase of prenatal development, encompassing the firsttwo weeks after conception d. 36 hours cell division begins, zygote becomes a micro- scopic mass of multiplying cells. This slowly moves to the mother"s fallopian tube then continues to the uterine cavity. Uterine wall. itday, tell mass begins to implementinto the. A structure thatallows oxygen nutrients to pass into the fetus from the mother"s blood- stream, bodily wastes are passed to the mother. (388, textbook) Embryonic stage is the second stage ofprenatal development, lasts two weeks until the end ofthe second month. As the cell division specializes structures such as the heart, spine brain form. This is a stage ofvulnerability, ifanything interferes the effects can be detrimental from two months until birth. Fetal stage is the third stage of prenatal development, lasts. In the firsttwo months we see body growth such. This is now called a fetus,which is capable of physical.