Congenital disorders: Difference between revisions
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There are three phases of intrauterine growth. Zygote, embryo, and fetus. | There are three phases of intrauterine growth. Zygote, embryo, and fetus. | ||
1. The zygote phase — Period-I (weeks 1 – 2 after fertilization) consists of cell division and implantation of this cell mass in the uterus. During this phase, teratogen would cause loss of the conceptus | 1. The zygote phase — Period-I (weeks 1 – 2 after fertilization) consists of cell division and implantation of this cell mass in the uterus. During this phase, teratogen would cause loss of the conceptus | ||