BIOD 121 Module 6 Questions and Answers Already Passed

Healthy pregnancy adequate intake of vitamins and minerals healthy body weight controlling existing health conditions avoidance of teratogens Teratogens compounds that can increase the risk of a birth defect caffeine, drugs, alcohol, and tobacco. Tobacco: miscarriage, stillbirth, preterm delivery, and low birth weight infants alcohol: FAS, physical and mental disabilities and growth retardation drugs: low birth weight, preterm delivery, miscarriage, birth defects, and infant addiction. Blastogenic stage (Day 1 to 14): A period of rapid cell division Day 14: An embryo is formed. Embryonic stage (Week 2 to 8): The organ system develops. Week 5: The heart begins to beat. Week 8: The embryo is now known as a fetus.Fetal Stage (Week 9 to 40): Period of continual growth and development zygote formed from combination of egg and sperm placenta provides oxygen and nutrients from the mother's blood to the fetus and also allows for the transfer of waste from the fetus and into the m