PSY 230 Chapter Notes - Chapter 2: Amniotic Sac, Umbilical Cord, Neural Tube
Document Summary
Uterus - center stage, pear-shaped muscular organ that carries the baby to term. Endometrium - lined with a velvety tissue which thickens in preparation for pregnancy and sheds during menstruation. During pregnancy, this thick uterine neck must be strong enough to resist the pressure of the expanding uterus and be flexible enough to open fully at birth. Fallopian tubes - branching from the upper ends of the uterus. Slim, pipeline structure serve and conduits to the uterus. Ovaries - feathery ends of the fallopian tubes. Ova - almond-shaped organs where the mother"s egg cells reside. Ovulation - typically around day 14 of a woman"s cycle when a mature ovum erupts from the ovary wall. A fallopian tube suction the ovum in, and the tube begins vigorous contractions that propel the ovum on its three-day journey toward the uterus. Hormones - chemical substance that target certain tissues and body processes and cause them to change.
