Chapter 5 Flashcards
(66 cards)
what is a calorie
energy of food
what are the nutrients energy supply kcal/g
fat 9kcal/g
protein 4kcal/g
carbohydrates 4kcal/g
alcohol 7kcal/g
what is the basic study of a protein
amino acids
how many amino acids are found in food
twenty in food
nine are essential
eleven produced by the body
what is the recommended protein intake
for a healthy adult 0.8gm/kg of body
about 50gm for a 63kg person
what happens to extra protein
synthesized into fat
what kind of stress on the body can to much protein do to your body
stress on the kidneys
what is the dietary reference intake (DRI) recommend for daily caloric intake of proteins
10-35%
what is considered a complete protein and examples
if all essential amino acids are supplied
examples. meat, fish, milk, cheese, soy
what happens to the body with fat
it is stored in the body for usable energy and used for organ protection
helps absorb and store fat soluble proteins
what are the types of fats
saturated
unsaturated
polyunsaturated
which fat is solid at room temp and which is usually liquid at room temp
saturated fats solid at room temp
unsaturated fats liquid at room temp
what is a primary triglyceride
animal fat
what are the leading sources of saturated fats
red meats
homogenized milk
cheese
hot dogs
luncheon meat
what are sources of unsaturated fats
olive oil
canola oil
safflower oil
peanut oil
what are sources of polyunsaturated fats
soybean
corn
cottonseed oil
what type of fat are hyrogenated and what do they create
unsaturated fats to create solid fat
what does saturated fats raise level of
low density lipoprotein (LDL) “bad cholesterol”
what does unsaturated fat raise level of
high density lipoprotein (HDL) “good cholesterol”
what is the better fat to choose for heart healthy choices
unsaturated
what is the triple negative effect trans fats have on heart health
raise LDL
lower HDL
produce inflammation
if the fat is softer what is it less likely to be and to contain
less saturated and less likely to contain trans fats
why can some fats be beneficial
can protect against some cancers
what are some examples of monounsaturated fatty acids
avocados
nuts
olive
canola
peanut
safflower
oils