Pregnancy Part 1

• Viable birth weight
• No congenital defects
• Favorable long-term health outlook for mother and infant

• Basal Metabolic Rate increases 15-20% by end of pregnancy
• mother uses more fats bc fetus want glucose

• weight
• bone and soft tissue structure
• plasma volume doubles

40 weeks

• GFR increases (glomerular filtration rate)
• may increase risk for preeclampsia- hypertension

• Slow GI motility- increase absorption of nutrients
• smooth muscle relaxation
• consequences: constipation, heart burn, delay gastric empting

relaxation of cardiac spinicter smooth muscle and longer churning of food in stomach

• increased blood and fluid volume
• maternal support tissue- breast, uterine
• products of conception (fetus and placenta)

• low birth weight
• small gestation age (SGA)- weight and height

• 25-35lbs
• 1st: 0 weight
• 2nd/ 3rd: 1 lb/ week

300-400 cal per day in 2nd and 3rd trimester

doesn’t take into consideration muscle mass

• only in population where supplementation is necessary
• contain more folic acid to prevent neural tube development
• less A and D- can cause birth defects

neurological development