HPEB 502 Exam 1
factors affecting food choices - ANS-lifestyle, cost, habits, culture, flavor, availability,
friends/family
what is hunger - ANS-physiological drive
what is appetite - ANS-psychological drive
cravings, not what we actually need
what is satiety - ANS-no longer a desire to eat, regulated by brain
there are feeding and satiety centers
nutrition - ANS-science that links foods (and ways of eating) to health and disease
source of nutrients - ANS-food
provide energy and building blocks
essential nutrient - ANS-omission leads to health decline
regain normal health when back in diet
specific biological function
disease from no nutrition or exercise - ANS-heart (24.6%)
cancer (23.3%)
stroke (5.3%)
diabetes (2.8%)
about 2/3 of all deaths
nutrient classes - ANS-carbohydrates
lipids
proteins
vitamins
minerals
water
calorie - ANS-measurement of energy
, amt of heat it takes to raise temp of 1g of water by 1 degree C
1000 calories = 1 kcal = 1 food calorie
carbohydrates - ANS-4kcal/gm
simple sugars, complex carbs, dietary fiber
milk is only animals source
protein - ANS-4kcal/gm
structural material
amino acids
most Americans consume excess
fat - ANS-9kcal/gm, AKA LIPID
dont dissolve in water
animal fats- solid
plant oils - liquid
alcohol - ANS-7kcal/gm
trans fatty acids - ANS-making liquid oil into solid
food labels saying none can have less than 500 mg/serving
margarine, baked goods, deep fried
vitamins - ANS-enable chemical reactions
fat and water soluble
subject to cooking losses
no energy
fat soluble vitamins - ANS-A,D,E,K
factors affecting food choices - ANS-lifestyle, cost, habits, culture, flavor, availability,
friends/family
what is hunger - ANS-physiological drive
what is appetite - ANS-psychological drive
cravings, not what we actually need
what is satiety - ANS-no longer a desire to eat, regulated by brain
there are feeding and satiety centers
nutrition - ANS-science that links foods (and ways of eating) to health and disease
source of nutrients - ANS-food
provide energy and building blocks
essential nutrient - ANS-omission leads to health decline
regain normal health when back in diet
specific biological function
disease from no nutrition or exercise - ANS-heart (24.6%)
cancer (23.3%)
stroke (5.3%)
diabetes (2.8%)
about 2/3 of all deaths
nutrient classes - ANS-carbohydrates
lipids
proteins
vitamins
minerals
water
calorie - ANS-measurement of energy
, amt of heat it takes to raise temp of 1g of water by 1 degree C
1000 calories = 1 kcal = 1 food calorie
carbohydrates - ANS-4kcal/gm
simple sugars, complex carbs, dietary fiber
milk is only animals source
protein - ANS-4kcal/gm
structural material
amino acids
most Americans consume excess
fat - ANS-9kcal/gm, AKA LIPID
dont dissolve in water
animal fats- solid
plant oils - liquid
alcohol - ANS-7kcal/gm
trans fatty acids - ANS-making liquid oil into solid
food labels saying none can have less than 500 mg/serving
margarine, baked goods, deep fried
vitamins - ANS-enable chemical reactions
fat and water soluble
subject to cooking losses
no energy
fat soluble vitamins - ANS-A,D,E,K
