Chapter 5 Flashcards
appetite vs hunger
hunger is physiological appetit is pyschological
nutrition vs nutrients
investigates relationship b/w physiological function and essential elements of food we eat vs constituents of food that sustains us physiologically (water, protein, carbohydrates)
what amount of unsaturated fates should be eaten
30-45mm 2-3 tablespoons
define digestive process
process by which food is broken down, absorbed, and excreted
how large is the esophagus
23-25cm
how large is the intestine
8 meter long
what is the 3 parts of the small intestine
duodenum, jejunum, and ileum
what is the major organ that determines where nutrients is stored
the liver
what two organs produce enzymes for the stomach
liver and pancreas
how long does the digestive process take?
24 hours
What is the DRI
dietary reference intakes, needed to avoid deficiency, reduce disease risk, and avoid consumption
how much of our water weight is accounted for our total body weight
50 to 60 percent
How much water should a women drink? men?
9 cups (3.7L), 12 cups(2.7L)
an athlete weighs 60kg before running and 58kg after running how much water should they drink
2L
When would a sports drink be necessary after exercise
if it is longer than 60 minutes