I. The stages of prenatal development

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I. The stages of prenatal development A. The
germinal period (Period of the zygote) B. The
embryonic period C. The fetal period II.
Environmental factors influencing prenatal
development A. Support within the womb B.
Principles of teratology C. Drugs as
teratogens D. Diseases as teratogens E.
Environmental hazards as teratogens F. Women's
conditions and prenatal development III. The
newborn A. Assessing newborns