PSY 2301 Lecture Notes - Lecture 3: Ectopic Pregnancy, Hemolytic Disease Of The Newborn, Prenatal Development
13 Sep 2015
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Much smaller, trouble with math and social skills. Cervix thickens and secretes mucus to protect embryo. Uterus shifts and puts pressure on bladder. Regular prenatal care is critical at this time. Weight gain, showing , fetal movements felt, increased appetite. Problems include: gestational diabetes, rh incompatibility, increased blood pressure, miscarriage, premature labor. Fetal hiccups and thumb-sucking; regular activity and rest periods. Conception in fallopian tube can be an issue. Germinal stage - first two weeks after conception. Placenta - bridge between mother and baby for food, oxygen, waste. Ectoderm - nervous system and skin (brain disorders and skin disorders often linked) Wk6 - movement and electrical brain activity. Wk7 - liver and spleen function, ears formed. Wk10 - intestines in place; breathing and jaw-opening movements. Wk12 - sexual characteristics; well-defined neck; sucking/swallowing. Wk16 - head erect, lower limbs well-developed. Mo5 - as many nerve cells as it will ever have. Mo7 - eyes open, lungs capable of breath.
