Which of the following factors is not responsible for the increase in cases of rickets in the United States?
A) scarcity of outdoor activities B) consumption of low-fat milk
C) air pollution D) increased use of sunscreens
B
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Delivery of nutrient solutions directly into the vein is called ____
A) standard nutrition B) enteral nutrition C) parenteral nutrition D) tube feeding
The size and complexity of which device makes them unsuitable for measuring energy expenditure for short time intervals, particularly less than 30 minutes?
A) room-size calorimeters B) metabolic cart C) simplified portable system D) doubly labeled water (DLW)
Chemical agents that can occur as byproducts of industrial pollution and be consumed by humans are __________.
A. ciguatoxins B. cyanogenic glycosides C. polychlorinated biphenyls D. phosphoric acids
Where are Peyer's patches located?
A. spleen B. throat C. stomach D. small intestine E. large intestine