NUTR 200 Lecture Notes - Lecture 26: Ketosis, Anencephaly, Edema
31 May 2018
School
Department
Course
Professor
NUTR 200 Nutrition for Today 5/25/2018
MJ Gunnarson, MS, RD 1
Nutrition through the Lifecycle – pregnancy
Reading:
P 391-402
Chapter 17 - Itrodutio, Chagig Nutritioal Needs, Eergy ad …, A Healthy Pregnancy
Objectives for today:
• Discuss how nutrient needs change during pregnancy and why
• Describe appropriate pregnancy weight gain and its importance
• Describe some nutrition-related concerns during pregnancy
Planning for Pregnancy
50% of all pregnancies are unplanned
Minimize harmful practices prior to conception
Smoking, alcohol, drugs, heavy caffeine intake
Assure adequate vitamin and mineral intake at least 8 weeks before conception and throughout
pregnancy
Healthy dietary intake
Prenatal multivitamin and mineral supplement
Good nutrition during pre-conception
Can help us avoid –
Neural tube defects – related to insufficient folate intake
Teratogens - substances that cause birth defects
Alcohol, vitamin A
Other possible hazards
Smoking, caffeine, medications
Nutrition goals during pregnancy
Support fetal growth and development
Provides the mother nutrients she needs
Can help reduce risk of some pregnancy-related disorders
Gestational diabetes
find more resources at oneclass.com
find more resources at oneclass.com
NUTR 200 Nutrition for Today 5/25/2018
MJ Gunnarson, MS, RD 2
Pre-eclampsia (pregnancy induced hypertension)
Stages of pregnancy
A full term pregnancy lasts 38 – 42 weeks:
1st trimester: conception to 13th week
2nd trimester: 14th to 26th week
3rd trimester: 27th to 40th week
Embryonic stage: ~ day 15 to the 10 th week
Starting the 10th week, the developing baby is called a fetus.
1st trimester: conception to 13th week
Development of organs, limb buds, facial features, placenta
Embryos are extremely vulnerable to teratogens during this time
Placenta forms - organ for exchange of nutrients, oxygen, and wastes between mom and fetus
2nd trimester: 14th to 27th week
Baby begins to look more like an infant
Heartbeat detectable, limbs and ears formed
find more resources at oneclass.com
find more resources at oneclass.com
Document Summary
Chapter 17 - i(cid:374)trodu(cid:272)tio(cid:374), cha(cid:374)gi(cid:374)g nutritio(cid:374)al needs, e(cid:374)ergy a(cid:374)d , a healthy pregnancy. Objectives for today: discuss how nutrient needs change during pregnancy and why, describe appropriate pregnancy weight gain and its importance, describe some nutrition-related concerns during pregnancy. Assure adequate vitamin and mineral intake at least 8 weeks before conception and throughout pregnancy. Neural tube defects related to insufficient folate intake. Can help reduce risk of some pregnancy-related disorders. A full term pregnancy lasts 38 42 weeks: Embryonic stage: ~ day 15 to the 10 th week. Starting the 10th week, the developing baby is called a fetus. Development of organs, limb buds, facial features, placenta. Embryos are extremely vulnerable to teratogens during this time. Placenta forms - organ for exchange of nutrients, oxygen, and wastes between mom and fetus. Baby begins to look more like an infant. Growth from ~ 3 inches to over a foot long by the end of the 2nd trimester.
