NUTR100 Chapter Notes -Iodised Salt, Teratology, Insulin Resistance

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Vitamin a: needs increase by 10% in pregnancy, excess vitamin a can cause abnormalities in fetal kidneys and nervous system. Vitamin d: ai doesn"t increase during pregnancy, excessive vitamin d can cause developmental disabilities in newborns. Calcium: 1000 mg/day, same as for nonpregnant women, pregnant women absorb calcium better. Zinc: critical for making proteins, dna, rna, need increases 38% during pregnancy. Increased need for rbc increases the need for iron by 50% Fetal need for iron increases in 3rd trimester. Fetus will take iron from mother causing iron-deficient anemia. Sodium: 1500 mg/day, same as for nonpregnant women. Iodine: need for iodine increases significantly, 220 micrograms per day can obtained from iodized salt. The need for fluids increases to 3 liters per day for. Increase in the moms bv: regulating body temperature, production of amniotic fluid to protect and cushion the fetus, combat fluid retention and constipation, prevent urinary tract infections.

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