PSY 399 Chapter Notes - Chapter 4: Iron-Deficiency Anemia, Preterm Birth, Vitamin A Deficiency
12 Apr 2018
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Document Summary
Dietary requirements of pregnant women are higher to meet the needs of maternal tissue and plasma volume expansion, fetal growth, and preparation for lactation. Number of normal cardiovascular, renal, endocrine, and metabolic changes to improve absorption of nutrients. Basal metabolic rate and energy expenditure increase, Additional energy required for storage in expanding maternal and fetal tissue and placenta. Additional energy requirements are dependent on expected weight gain of mother, there are a number of determinants. Pre pregnancy nutritional status (body mass index) is an important determinant of ideal weight gain. For adolescents who are pregnant, energy requirements are further elevated by continued growth and development. Studies suggest weight gains in upper range of each. An important source of energy at all stages of life and recommendations for fat intake are proportion of total energy. No evidence to suggest that these should differ for pregnant women, compared to the general population. Fatty acids can be categorized into two types.
