u2 - Pregnancy 1 Topic: Nutrition During Pregnancy...

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Pregnancy 1 R.E.Turner & B. Langkamp-Henken, University of Florida, 2010. Topic: Nutrition During Pregnancy Objectives: After reading the assigned material and attending class, the student will be able to: 1. discuss the physiological changes associated with pregnancy. 2. list stages of human fetal development and identify potential effects of malnutrition at each stage. 3. describe the effects of energy, protein, vitamins, and minerals on fetal growth and development. 4. identify the diet composition and weight gain recommendations for pregnancy. 5. identify the role of nutrition intervention programs in addressing risks for poor pregnancy outcome. 6. complete Pregnancy Assignment Reading Assignment: Chapters 2, 4 & 5 of text; p. 360-362 of text; Food Safety for Moms-to- Be (At-a-Glance page) found at: http://www.cfsan.fda.gov/~pregnant/whilill.html#main ; MyPyramid for Pregnancy found at: http://www.mypyramid.gov/mypyramidmoms/index.html Lecture Outline: I. Introduction A. Healthy People 2010 Purpose: promote health and prevent illness, disability, and premature death Goals: increase quality and years of healthy life; eliminate health disparities Objectives: specific planned outcomes in 28 focus areas Objectives related to pregnancy 1. Reduce anemia among low-income pregnant females in 3 rd trimester. 2. Reduce infant mortality. 3. Reduce the incidence of spina bifida and other NTDs. 4. Increase the proportion of pregnancies begun with optimal folic acid levels. 5. Reduce LBW (<2500 grams). 6. Reduce preterm births (<37 weeks). 7. Increase abstinence from alcohol use by pregnant women. 8. Reduce the incidence of fetal alcohol syndrome. 9. Increase the proportion of women who gain weight appropriately.
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Pregnancy 2 R.E.Turner & B. Langkamp-Henken, University of Florida, 2010. II. Stages of Fetal Development A. Fertilization B. Blastogenic stage (conception to week 2) C. Embryonic stage (week 2-8) 1. cell differentiation a. ectoderm: brain, nervous system, hair, skin b. mesoderm: voluntary muscle, bones, components of the CV and excretory systems c. endoderm: inner layer of digestive and respiratory systems and glandular organs 2. hyperplasia D. Fetal stage (week 8-birth) 1. hyperplasia 2. hypertrophy E. Placenta development and function a. exchange of nutrients and waste b. separates blood supplies c. hormone production
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Pregnancy 3 R.E.Turner & B. Langkamp-Henken, University of Florida, 2010. III. Physiological Changes During Pregnancy A. Hormonal controls 1. human chorionic gonadotropin (hCG) a. facilitates implantation b. stimulates estrogen and progesterone synthesis 2. progesterone a. maintains the implant b. stimulates growth of the endometrium c. relaxes smooth muscles d. stimulates breast development e. increases fat deposition 3. estrogen a. increases lipid and protein synthesis b. prompts uterine development c. prompts breast duct development d. promotes ligament flexibility e. increases uterine blood flow 4. human chorionic somatotropin (hCS)
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u2 - Pregnancy 1 Topic: Nutrition During Pregnancy...

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