Calcium, Dairy consumption and non-dairy sources of calcium

Question 1

calcium RDA (mg) for adults in Canada

Answer 1

1000

Question 2

calcium RDA (mg) for adults in India

Answer 2

600

Question 3

calcium RDA (mg) for adults in Japan

Answer 3

650 - females
800 - males

Question 4

the RDA for calcium is affected by

Answer 4

• body size
• dietary factors
• sun exposure

Question 5

how much calcium does milk have per cup

Answer 5

300mg

Question 6

how much calcium can we absorb from milk and milk products

Answer 6

30%

Question 7

Antinutrients that inhibit calcium absorption

Answer 7

• Lectins
• Oxalic acid
• phytic acid

Question 8

Antinutrients are more of concern in

Answer 8

developing nations where whole grain cereals and legumes are a large part of the diet

Question 9

Anti nutrients can be removed or deactivated by

Answer 9

soaking, sprouting or boiling the food (inactivates lectin)

Question 10

China’s milk consumption increased by ____ between 2011 and 2021

Answer 10

30%

Question 11

Why is there increased demand for dairy in China?

Answer 11

• increased income
• gov’t promotion
• diets changing from grains and vegetables to meat, dairy, fats and sugars (rural to urban)
• marketing

Question 12

replacing 5% of energy intake from dairy fat with polyunsaturated fatty acids or vegetable fat was associated with

Answer 12

24% and 10% lower risk of CVD respectively

Question 13

Non-dairy sources of highly bioavailable calcium

Answer 13

Bannock, Firm tofu, Corn tortillas (home prepared, lime treated), canned salmon w edible bones

Question 14

Bannock is

Answer 14

a quick, biscuit-like bread

Question 15

How many mg of calcium is in a serving of bannock

Answer 15

400 mg (coming from baking powder)

Question 16

Baking powder is made up of

Answer 16

an acid salt (monocalcium phosphate) and a base (sodium bicarbonate)

Question 17

how much calcium is in a tablespoon of baking powder?

Answer 17

~800 mg

Question 18

what is the coagulant that tofu is commonly made with

Answer 18

calcium sulfate

Question 19

100g or raw tofu has how much calcium?

Answer 19

350 mg

Question 20

what is nixtamalization?

Answer 20

an ancient traditional method of cooking corn used in mexico and central america

Question 21

how does nixtamalization work?

Answer 21

maize (corn) is soaked in an alkaline lime-water solution (calcium hydroxide)

Question 22

nixtamalized corn can be prepared as

Answer 22

a hominy or a dough called masa that gets shaped into tortillas or other foods

Question 23

The amount of calcium absorbed with lime treated home prepared corn flour is _____ times higher than amount of calcium absorbed with untreated corn flour

Answer 23

25 times