nutrition ch 7-8

humans need vitamin B-6 for

amino acid metabolism

an amino acid contains ____ group

amino, side group, acid group

which food is NOT a good source of vitamin E?

apples

proteins

are comprised of amino acids, have nitrogen in their chemical structure and provide 4kcal/g

barrys diet lacks foods that contain thiamin, as a result of his diet, he has a high risk of

beriberi

deep yellow, dark green and orange fruits and vegetables are rich sources of

beta-carotene

which substance is a precursor or pro vitamin for a vitamin?

beta-carotene

a severe vitamin A deficiency can ultimately lead to

blindness

beckys 2 yr old cant walk because he was born with spina bifida, to reduce the chances of nxt baby born with this defect or related disorders becky should

consume green leafy vegetables, drink orange juice and take folic acid supplements

a person suffering from celiac disease must avoid

consuming foods that contain gluten

_____ is the process that changes the normal shape of a protein and, as a result the molecule loses function

denaturation

classic sign and symptoms of pellagra include

dermatitis

which food is a rich source of riboflavin?

fat-free milk

the human body needs vitamin K to

form active blood clotting factors

which food is a good source of vitamin K?

green leafy vegetables

the body needs folate to

help form DNA

in the stomach_____ participate in the chemical digestion of protein

hydrochloric acid and pepsin

vitamin C

is needed to form strong collagen and thus connective tissue

which food is a good souce of vitamin B-12?

lean meats

in the body, vitamin A helps

maintain epithelial cells

roles of riboflavin include

metabolism of macronutrients

B vitamin function is

parts of coenzymes

which food is a high-protein snack that does not contain animal proteins?

peanuts

which foods are most often responsible for causing an allergic response in a person?

peanuts

amino acids are linked to each other when they form a protein by a

peptide bond

vitamin D help the body absorb

phosphorus and calcium

roberta is 25 yrs, healthy and pregnant, based on this information her body is in____

positive

the ____ is the primary site for vitamin absorption in the body

small intestine

in the process of translation

the mRNA leaves the nucleus, binds to the ribosome and peptide chain is built

protein quality is determined by

the relative abundance of essential amino acids

wernicke-korsakoff syndrome is seen as an acute form of

thiamine deficiency

in a healthy adult, amino acids from the amino acid pool are used MAINLY

to build new protein

true or false. certain proteins transport nutrient and oxygen in the bloodstream

true

true or false. edema is a major sign of kwashiorkor

true

true or false. foods generally contain much smaller amounts of vitamins that proteins or carbohydrates

true

which food is naturally a good source of high quality protein ?

tuna fish

the deamination process ULTIMATELY results in the formation of

urea

anemia is a symptom observed in the deficiency of which vitamin ?

vitamin B6

which menu item contains complementary protein?

whole-wheat crackers spread with soy nut butter, pita bread dipped in mashed chickpeas and kidney beans mixed with rice

lilly is 22 yrs of age, she usually consumes about 1800 kcal/day, according to AMDR guidelines protein should comprise ______% of her total energy intake

10 to 25

luis is 24 years of age and weight 220 lbs, his RDA for protein is ___ g

80

intrinsic factor is needed to absorb vitamin

B-12

instructions for making proteins are coded in a cells

DNA

which vitamin has antioxidant activity?

E