Extra notes for final exam Flashcards
this is when there is an absence of digestive enzyme lactase
lactose intolerant
what groups of people are prone to being lactose intolerant?
Asians, native americans, African americans
what is the normal blood glucose?
80-100 mg/dL
what are the two hormones involved in maintaining blood glucose levels?
insulin and glucagon
what organ secretes insulin?
pancreas
when glucose is stored in the muscle and liver, it is converted to what?
glycogen (found in plants)
what is the RDI of carbohydrates?
55-65%.. total daily calorie intake 25-35g of fiber
what is the rdi of protein?
depends on body size and physical activity.. 40g-65g day
what is the rdi of lipids?
based on 2,000 calorie, no more than 30% should be from fat
this should be the proper food unit to eat, yet people mistake it for eating what is in front of them
consumption norm
these can be an excellent source of low fat, fiber nutrients
carbohydrates
what is the primary role of carbohydrates?
to give energy
refined sugars=
simple sugars
does fiber give energy?
no
food that is foritifed with abundant nutrients like vitamins, minerals, lutein, flavonoids, and isoflavones
functional foods
what are examples of functional foods?
the addition to calcium to orange juice and flavonoids in grape juice and red wine
what can sugar be used as?
a preservative.. and can pull water from cells and disable them
what can cause a deficiency in vitamin B12?
completely eliminating animal protein from diet
this type of vegetarian includes eggs and dairy products
lacto-ovo vegetarian
what is a lactovegetarian?
dairy products are only foods of animal origin