The stomach produces two substances required for proper vitamin B12 absorption: hydrochloric acid and _____
A. extrinsic factor
B. intrinsic factor
C. factorial proteins
D. injectable factor
B
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Of the following beverages, which is least likely to increase intestinal gas?
a. orange juice b. milk c. diet cola d. tea
The vanishing twin phenomenon refers to _____
a. more triplets and quadruplets being born than twins due to fertility drugs b. the disappearance of embryos within 13 weeks of conception c. the decreasing percentage of dizygotic twins in favor of monozygotic twins d. the emergence of an additional fetus in a pregnancy that began with only two fetuses e. the decreasing percentage of twins in favor of single-child births due to in vitro fertilization techniques
Using the Subjective Global Assessment, a patient with nausea, vomiting, and a 6% weight loss would be considered to be:
a. well nourished. b. moderately malnourished. c. severely malnourished. d. none of the above.
Which of the following is NOT among the common food sources of potassium?
a. Cheeses b. Potatoes c. Fresh fruits d. Orange juice