HSCI 1105 Lecture Notes - Lecture 15: Prenatal Vitamins, Gestational Diabetes, Hypertension
28 Nov 2016
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Nutrition: maternal and infant nutrition, preconception care i. ii. iii. Protecting the health of a baby in the future. Begins around 11 to 12 weeks of pregnancy. Abstaining from different toxins ; drugs and alcohol: nutrition before conception, weight, maintaining a healthy weight ii. Vitamins: 400 micrograms of folic acid, avoid high doses of retinol (vitamin a products, stages of fetal development i. Blastogenic: rapid cell division, first two weeks. 2: ovum secretes hcg, detected in urine ii. Embryonic: critical period of development, 2nd to 8th week from conception, organs and body structures are formed iii. Fetal: 500 fold weight increase, maternal changes i. Growth of adipose tissue: hormones increase this production ii. iii. Blood volume increase: vascular need of fetus. Slower gi motility iv: weight gain, depends on bmi, underweight : 28 - 40 pounds, normal weight : 25 - 35 pounds, overweight : 15 - 25 pounds, obese : 15 pounds vi.
