The RDA for iron is 8 mg and 18 mg, for young men and women, respectively. Based on this information, iron is a ________ mineral. 

A. major 
B. possible essential 
C. conditionally essential 
D. trace 


Answer: D

Nutritional Science

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The primary difference between enteral and parenteral feedings is that nutrients are provided via the _______________ rather than the gastrointestinal tract in PN.

Fill in the blank(s) with the appropriate word(s).

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Which feeding tube placement may require a surgical procedure?

a. Nasogastric b. Nasojejunal c. Enterostomy d. Nasoduodenal

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The main focus of the dietary treatment for galactosemia is the:

a. exclusion of galactose. b. provision of galactose. c. exclusion of protein. d. provision of essential fatty acids.

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The one characteristic that all alternative therapies have in common is:

a. their effectiveness. b. research as to their safety. c. a lack of evidence about their effectiveness. d. the absence of any interactions with or effects on mainstream medical care.

Nutritional Science