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Question 1

What is the RDA of calcium?

Answer 1

1g/day in adults

Question 2

What is the RDA of Vitamin C?

Answer 2

75-90 mg

Question 3

What is the RDA of iron?

Answer 3

8-18 mg

Question 4

What does the hematocrit test?

Answer 4

The proportion of RBC to total blood volume as a %

Question 5

What does the hemoglobin test test for?

Answer 5

It tests for how much hemoglobin is in blood

Question 6

Why is iron often associated with total energy intake?

Answer 6

Iron appears in smaller amounts in LOTS of foods - as intake increases so does iron

Question 7

What are the seven macro minerals?

Answer 7

Potassium - K
Chloride - Cl
Sodium - Na
Calcium - Ca2+
Phosphorus
Magnesium. Mg2+
Sulfur - S

Question 8

What does chromium do?

Answer 8

Enhances insulin sensitivity

Question 9

What is fluoride for, and what can happen if you are deficient?

Answer 9

Is a component of bones and teeth, and deficiency can cause osteoporosis and dental issues

Question 10

What is the function of iodine?

Answer 10

Is used in the synthesis of many thyroid hormones

If deficient, can cause cretinism/mental retardation

Question 11

What is the function of magnesium?

Answer 11

Component of a HUGE number of enzymes
Bone formation

Question 12

What is the function of potassium and what are symptoms of deficiency/toxicity?

Answer 12

Main intracellular cation

Deficiency: hypertension and potentially arrhythmias

Toxicity: also cardiac arrhythmias