PS102 Chapter Notes - Chapter 11: Prefrontal Cortex, Leptin, John Bowlby
Document Summary
Chapter 11 human development across the life span. Slowly migrates along the fallopian tube to the uterus. On the 7th day, it implants itself in the uterine wall. Development: the sequence of age-related changes that occur as a person progresses from conception to death. Zygote: a one-celled organism formed by the union of a sperm and egg. Prenatal period: extends from conception to birth, usually encompassing nine months of pregnancy. Divided into 3 phases: germinal stage, embryonic stage, fetal stage. The first phase of prenatal development, encompassing the first two weeks after conception. Begins when a zygote is created through fertilization. Placenta: a structure that allows oxygen and nutrients to pass into the fetus from the mother"s bloodstream and bodily wastes to pass out to the mother. The second stage of prenatal development, lasting from two weeks until the end of the second month. Most of the vital organs and body systems begin to form.
