Nutrition principles as applied to Ca

Question 1

what is nutrient requirement

Answer 1

universal absolute requirment

Question 2

what is requirment

Answer 2

individual amount that each of us needs - will vary

Question 3

what is recc. daily intake **

Answer 3

amount that will satisfy all but those in the 2 SD mean above (97.5%)

Question 4

what does eating below the RDA mean?

Answer 4

not neccesarily meaning you are insufficiant

Question 5

4 purposes of dietary standards

Answer 5

1. assist in planning diets
2. aid in assessing adqeuate diet
3. aid in planning food supplies
4. serve as scentific basis for public health

Question 6

what are 2 methods for determining requirments

Answer 6

1. experimental - measure in and out

2. epidemiological

Question 7

what does RDA not work for

Answer 7

calories

Question 8

what is estimated energy requirement

Answer 8

caloric intake needed - should hit 50% of pop

Question 9

what is target for healthy person

Answer 9

RDA

Question 10

what is target for malnourished person

Answer 10

RDA for their ideal body weight

Question 11

what is target in disease

Answer 11

modify according to metabolic need

Question 12

3 methods of nutritional assessment

Answer 12

1. biochem. - test for all the stuff
2. clinical - subject observation - fat, Hx,
3. anthropomorphic - BMI, skinfold, waist circumferance

Question 13

what happens in too much protein

Answer 13

Ca goes down

Question 14

what happens in menopause

Answer 14

need more Ca

Question 15

do supplements reverse osteo?

Answer 15

no

Question 16

major source of Ca

Answer 16

west - dairy

other - not sure

Question 17

3 types of vit D and their source

Answer 17

1. D3 - cholecalciferol - animal - inert
2. D2 - ergo calciferol - plant - inert
3. 1,25 dehyroxy - calcitrol - active form

Question 18

what is vit D RDA

Answer 18

600 IU except over 70 - 800

Question 19

3 consequences of low vit D

Answer 19

1. low Ca absorb
2. high PTH
3. low bone mineral density

Question 20

what was found in women’ health initiative

Answer 20

1. no significant prevention of hip fracture
2. slight increase in stone
3. modest protection of bone density

Question 21

4 cancers linked to low vit D

Answer 21

1. breast
2. prostate
3. colon
4. ovary

Question 22

what is potential risk with Ca supplement

Answer 22

MI