Card Set Information
What is a substance that promotes normal growth and repair?
What are the 3 major nutrients?
carbs, lipids, proteins
What are the 2 nonmajor nutrients?
vitamins and minerals
What are most carbohydrates derived from?
What is the product of breaking down carbs?
What is the product of breaking down proteins?
What is the product of breaking down lipids?
What process is used to break down nutrients?
Whyat 3 enzymes are needed to make glucose from carbs?
brush border enzymes
What pH do enzymes work best at?
How do carbs enter the capillaries?
What 2 things happen to glucose?
stored glycogen or fat
What do you have to do to comprimise for incomplete proteins in your diet?
pair them together to make a complete protein
Where does digestion of proteins begin?
in the stomach
What enzyme in the stomach breaks down protein?
What 2 enzymes break down proteins in the small intestine?
pancreatic enzymes -trypsin
brush border enzymes
What are 2 kinds of proteins used by the body?
structural and functional
What do structural proteins function as?
collagen and fibers
What 3 things do functional proteins make?
enzymes, hormones, antibodes
What are 2 dietary lipids?
essential fatty acids
Where are triglycerides found?
animal and plants
Where are essential fatty acids found?
Where does digestion of lipids begin?
What 2 chemicals are needed for emulsification of lipids?
Where are glycerol and short chain fatty acids absorbed to?
capuillary beds of villi
Where are longer fatty acid chains and monoglycerides absorbed into?
lymph > lacteals
What 3 functions do lipids have?
absorption of vitamins
component of cell membrane
What enzymes are used to break down nucleic acids and where are they?
pancreatic ribonucleases abd deoxyribonuclease
Where are nucelic acids absorbed?
in small intestine by villi
What is the difference between vitamins and mineral?
vitamins are organic
minerals are inorganic
What do vitamins function as?
What 3 cycles are involved in making glucose to ATP?
What 3 vitamins are synthesized in the body?
D - skin
K - intestinal bacteria
B - beta carotine in organs