Nutrition: Protein

Question 1

Protein malnutrition disorders

Answer 1

Kwashiorkor

Marasmus

Question 2

General muscle wasting, absence of subcutaneous fats

Answer 2

Marasmus

Question 3

Some muscle wasting but subcutenous fat may be preserved

Answer 3

Kwashiorkor

Question 4

Which amino acid is limited in oatmeal?

Answer 4

Lysine and Threonine

Question 5

What characteristics is lower lean mass associated with?

Answer 5

Slower gait and decreased balance

Question 6

What is the typical protein intake of protein per day in the US for both males and females?

Answer 6

Males: 90-110 g/day

Females: 65-70 g/ day

Question 7

Where do amino acids go?

Answer 7

They go to the pool of amino acids. If amino acids needed to make up a protein are missing the function of the protein will be off

Question 8

What is the nitrogen balance?

Answer 8

Calculation of nitrogen balance allows you to determine if adequate protein is being consumed

Question 9

Which amino acids are limited in corn?

Answer 9

Lysine and Tryptophan

Question 10

What symptoms are observed in Kwashiorkor deficit?

Answer 10

Hypoalbuminemia

Edema

Fatty enlarged liver

Question 11

What happens to the proteins that you eat?

Answer 11

They are broken down in the gut, then they go to liver to be used a plasma proteins. Excess proteins go to the kidneys to be broken down to nitrogren and gets excreted.

Question 12

What amino acids are higher in human milk?

Answer 12

Taurine and Cysteine

Question 13

May have appetite

Answer 13

Marasmus

Question 14

Stress causes a __________nitrogen balance

Answer 14

Negative

Question 15

How many grams per kg of protein do we need per day?

Answer 15

0.80

Question 16

What are the equations for determining amount of nitrogen?

Answer 16

N/Protein=16%

Protein/N= 6.25

Question 17

Baby has enough calories but not enough protein

Answer 17

Kwashiorkor

Question 18

Which amino acid is limited in beans?

Answer 18

Methionine

Question 19

What is lactoferrin?

Answer 19

Iron binding protein with bacteriostatic effects, may not be absorbed

Question 20

Which amino acids are limited in Whole wheat?

Answer 20

Lysine and threonine

Question 21

What role does lysozyme play in milk?

Answer 21

Human milk protein- may function as an antibacterial agent; may not be absorbed

Question 22

What is the calculation of nitrogen balance based on?

Answer 22

Protein eaten vs. urinary nitrogen excreted

Question 23

Anorexia

Answer 23

Kwashiorkor

Question 24

Dry brittle hair. Change in texture. Change in pigmentation

Answer 24

Kwashiorkor

Question 25

_________g of protein for every gram of nitrogen

Answer 25

6.25

Question 26

Essential Amino Acids

Answer 26

Phenylalanine

Tryptophan

Threonine

Isoleucine

Leucine

Lysine

Valine

Question 27

Which amino acid is limited in lentils?

Answer 27

Methionine

Question 28

Dry, thin, easy pluckible hair

Answer 28

Marasmus

Question 29

Babies do not have enough calories. Sometimes these babies have large bellies because there is not enough protein to move out the excess water

Answer 29

Marasmus

Question 30

Dry skin with poor elasticity

Answer 30

Marasmus

Question 31

Studies in healthy elderly show protein requirement for nitrogen balance _____ to_______ gm/kg.

Answer 31

1.0 to 1.25

Question 32

Do proteins carry over?

Answer 32

No. You must consume the essential amino acids everyday

Question 33

Lesions, peeling skin, prone to infection

Answer 33

Kwashiorkor

Question 34

What is sarcopenia?

Answer 34

loss of muscle tissue as a natural part of the aging process

Question 35

Which amino acids are limited in rice?

Answer 35

Lysine