Which of the following would not be recommended as a supplement for a breast fed infant?
a. fluoride
b. vitamin D
c. iron
d. zinc
Answer: d. zinc
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The kidney's declining ability to concentrate urine and a decreased thirst mechanism in older adults can lead to __________.
Fill in the blank(s) with the appropriate word(s).
The concept of nutrient density is most helpful in achieving which principle of diet planning?
a. Variety b. Moderation c. Balance d. Adequacy e. Calorie control
Why does someone who has lactose intolerance have gastrointestinal problems, such as abdominal distension, gas, cramping, and diarrhea?
A. The lactose is an irritant to the stomach. B. The lactose in the small intestine neutralizes enzyme action. C. The undigested lactose in the intestine draws water and bacteria. D. The presence of lactose in the small intestine causes the gall bladder to contract more forcefully.
If dietary calcium is inadequate over a long period of time, how does the body maintain calcium balance?
a. Significantly increases absorption b. Does not allow calcium to be lost from the body c. Reabsorbs skeletal calcium d. Adjusts to a lower blood calcium concentration