Exam 2: Proteins Flashcards

1
Q

why are adequate amounts of all the essential amino acids are required for protein synthesis?

A

thy cannot be synthesized, and we need all of them for protein synthesis

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

what is the structure of amino acids

A

amino group, carboxyl group, carbon, r group

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

protein digestion in stomach

A

-protein denatured in HCl (Stomach Acid)
-clipped (a lil) into peptides

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

what enzyme clips proteins

A

protiaze

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

digestion of proteins in small intestine

A

-tri and di peptides clipped into amino acids (not all)
-absorbed into blood and taken to liver

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

functions of protein

A

-growth and maintenance
-fluid balance
-acid base balance
-building enzymes, hormones, and compounds
-immunity antibodies
-providing energy and glucose
-blood clotting
-transport
-protein balance

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

urine excretes excess…

A

nitrogen

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

protein balance is the difference between

A

protein intake and protein excretion

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
9
Q

high quality proteins

A

-eggs
-chicken
-milk
-fish
-beans

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
10
Q

moderate quality proteins are

A

-beans
-bread
-crackers
-cereal
-rice
-corn

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
11
Q

low quality proteins are

A

-vegetables

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
12
Q

Grains are limited in

A

lysine

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
13
Q

nuts and seeds are limiting in

A

lysine

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
14
Q

vegetables are limiting in

A

methionine

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
15
Q

legumes are limiting in

A

methionine

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
16
Q

average calorie intake for protein

A

10-35%

17
Q

rda for protein

A

.8g/kg

18
Q

types of malnutrition

A

-kwashiorkor
-marasmus

19
Q

consequences of too little protein

A

-malnutrition
-slow growth
-impaired immune system
-impaired nutrient absorption
-impaired brain & kidney function

20
Q

nutrigenomics

A

effects of nutrients on gene expression

21
Q

nutrigenetics

A

the effect of gene variation on response to nutrients

22
Q

benefits of vegetarianism

A

-lowers saturated fat and cholesterol intake, high complex carbs
-may also lower risk of cancer

23
Q
A
24
Q

lacto-ovo

A

can eat milk and eggs

25
Q

lacto

A

can eat milk