Which of the following characteristics is shared by iron and zinc?
a. Neither functions in the maintenance of blood glucose
b. Neither is circulated from the pancreas to the intestines and back to the pancreas
c. Both are absorbed into intestinal mucosal cells and bound to metallothionein for transport first to the liver
d. Both are absorbed into intestinal epithelial cells but may then be lost by normal villus cell renewal processes
Q. 2Which trace mineral is excluded from parenteral solutions because it alters the stability of the other ingredients in the solution?
a. Zinc b. Copper
c. Iron d. Selenium
Q. 3If the diet is lacking an essential amino acid, what will be the course of action?
a. Body cells will synthesize it
b. Protein synthesis will be limited
c. Health will not be affected as long as other nutrients are adequate
d. Proteins will be made but they will lack that particular amino acid
Q. 4All of the following factors are known to enhance the absorption of iron EXCEPT
a. MFP factor. b. organic acids.
c. ascorbic acid. d. calcium from milk.
Q. 5Which of the following nutrients is not found in parenteral solutions?
a. Vitamins and minerals b. Amino acids
c. Fat d. Fiber
Q. 6Which of the following animal-derived proteins is classified as a poor-quality protein?
a. Fish b. Cheese
c. Gelatin d. Turkey
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