Which of the following is NOT known to affect iron bioavailability from complete meals?

Which of the following is NOT known to affect iron bioavailability from complete meals?
a. Caffeine b. Phytates
c. Vitamin C d. MFP factor

Q. 2

If a TPN solution contains 80 grams of amino acids per 1 L solution, what is the contribution of these amino acids to the osmolarity of the TPN?
a. 100 mOsm/L b. 200 mOsm/L
c. 400 mOsm/L d. 800 mOsm/L

Q. 3

Gelatin is a poor-quality protein because it
a. lacks tryptophan. b. lacks methionine.
c. is poorly digested. d. is poorly absorbed.

Q. 4

Under normal circumstances, what is the average percentage of dietary iron that is absorbed from a mixed diet?
a. 10 b. 18
c. 33 d. 60

Q. 5

Which vitamin is omitted from parenteral solutions designed for patients on warfarin therapy?
a. Vitamin C b. Vitamin D
c. Vitamin E d. Vitamin K

Q. 6

What is a limiting amino acid in a protein?
a. A nonessential amino acid present in high amounts, which inhibits protein synthesis
b. An amino acid of the wrong structure to be utilized for protein synthesis efficiently
c. An essential amino acid present in insufficient quantity for body protein synthesis to take place
d. An amino acid that limits the absorption of other essential amino acids by competing with them for transport sites within the GI tract

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Which of the following is NOT known to affect iron bioavailability from complete meals?

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