BIOD 121 MODULE 6 EXAM LATEST UPDATED 2024

BIOD 121 MODULE 6 EXAM LATEST UPDATED 2024 key developmental stages - Fertilization Blastogenic stage Embryonic stage End of first trimester Fetal Stage Tobacco use can - increase the risk for miscarriage, stillbirth, preterm delivery, and low birth weight infants Alcohol use - is linked to a risk for fetal alcohol syndrome, which results in physical and mental disabilities and growth retardation drug use - increases the risk for low birth weight, preterm delivery, miscarriage, birth defects, and infant addiction. mod 6 outcomes - 1: Describe the stages of pregnancy and importance of nutrition from birth to death 2: Identify nutrition specific concerns at each stage of the life cycle 3: Examine the impact that dietary choices, lifestyle and physical activity have on one's health what factors during pregnancy can all affect the health of the baby? - social health environmental nutritional factors creating a healthy environment begins________ to conception - prior ways to improve the odds of a healthy pregnancy for both mom and the baby - adequate intake of vitamins and minerals healthy body weight controlling existing health conditions avoidance of teratogens Teratogens are - (compounds that can increase the risk of a birth defect) Examples of teratogens include - smoking, caffeine, medications, recreational drugs, tobacco and alcohol. Fertilization - (Day 0): An egg and sperm unite and produce a zygote. blastogenic stage - (Day 1 to 14): A period of rapid cell divisionDay 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. end of first trimester - Most organs are formed, and the fetus can move. fetal stage - (Week 9 to 40): Period of continual growth and development Beginning at conception, an egg and sperm unite and produce a - zygote after the zygote is produced, over the next 14 days cell division occurs rapidly and is referred to as which stage? - blastogenic stage At its conclusion on day 14 of the blastogenic stage, an _______ is formed. - embryo Weeks 2 through 8 are called the - embryonic stage what is the major thing that develops during the embryonic stage? - the organ system develops what is the major development at week 5 of the pregnancy? - the heart is beating By week 8 the embryo is known as a what? - fetus Weeks 9 through the remainder of the pregnancy are called what stage? - fetal stage are periods of growth what is the major development by the end of the first trimester? - most organs are formed, and the fetus can move During the pregnancy what 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 mother's system for excretion? - the placenta what is the length of a normal pregnancy? - 40 weeks and is divided into 3 trimesters. first trimester of pregnancy - During this period: extremely important time for development and growth -During crucial periods of development, exposure to toxins & inadequate nutrient have effect on fetus