PSY210H5 Chapter Notes - Chapter 3: Tetracycline Antibiotics, New Idea, Rh Blood Group System
Document Summary
Developing organism is vulnerable to a variety of negative influence genetic resulting from variations in the prenatal environment caused by factors and events that affect the mother during her pregnancy. A large number of negative influences can affect the normal development of a child from its first weeks of gestation. Events occurring during childbirth may threaten the viability/ good health of a newborn. Conception usually takes place during a woman"s ovulation or within a few days or it. The ovum, or egg, once released from mother"s ovaries, lives only about 3-5 days. Period of the zygote is approx. the first two week of life. About 7 days after conception, the zygote proceeds down the fallopian tube and implants in the wall of the uterus. Embryo the developing organism between the second and eighth weeks of gestation; the period of the embryo comprises the differentiation of the major physiological structures and systems.
