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Prenatal nutrition addresses nutrient recommendations before and during pregnancy. Nutrition and weight management before and during pregnancy has a profound effect on the development of infants. This is a rather critical time for healthy development since infants rely heavily on maternal stores and nutrient for optimal growth and health ...
[36] [34] During pregnancy the placenta concentrates B 12, so that newborn infants have a higher serum concentration than their mothers. [33] What the mother-to-be consumes during the pregnancy is more important than her liver tissue stores, as it is recently absorbed vitamin content that more effectively reaches the placenta.
During pregnancy the plasma volume increases by 40-50% and the red blood cell volume increases only by 20–30%. [22] These changes occur mostly in the second trimester and prior to 32 weeks gestation. [24] Due to dilution, the net result is a decrease in hematocrit or hemoglobin, which are measures of red blood cell concentration.
Prenatal cocaine exposure (PCE), theorized in the 1970s, occurs when a pregnant woman uses cocaine including crack cocaine and thereby exposes her fetus to the drug.Babies whose mothers used cocaine while pregnant supposedly have increased risk of several different health issues during growth and development and are colloquially known as crack babies.
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Estrogen, progesterone, and human chorionic gonadotropin (hCG) levels throughout pregnancy. Estrogen, progesterone, and 17α-hydroxyprogesterone (17α-OHP) levels during pregnancy in women. [ 1 ] The dashed vertical lines separate the trimesters .
Download QR code; Print/export ... Food Saturated Mono-unsaturated Poly- ... Fats added during cooking or at the table Butter, stick: 63: 29: 3
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