Why is it important to ensure that nutrient intakes stay below the UL?
What will be an ideal response?
The Upper Limit of a nutrient represents the level beyond which nutrient toxicity symptoms are likely to occur. Toxicity symptoms may be minor or fatal for different nutrients.
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Since the opening of the twentieth century, the average life expectancy in the U.S. has increased by
A. just over 10 years. B. nearly 20 years. C. about 25 years. D. more than 30 years.
Congenital disabilities that prevent normal metabolism of specific nutrients are called _____
A) nutritional mutations B) amniocentesis C) failure to thrive D) inborn errors of metabolism
A health food store claims that you need to buy enzyme supplements because "your body's ability to make its own enzymes has been compromised by the common diet of overprocessed food." Using your knowledge of digestion, why would it be useless to purchase enzyme supplements?
a. Enzymes are proteins and would be broken down into amino acids and no longer be functional. b. The supplemental enzyme would be rapidly degraded by salivary amylase. c. The supplemental enzymes would be absorbed in the original form from the small intestine. d. The supplemental enzyme is "resistant" to stomach acid and would be absorbed in original form through the stomach.
Where is the epiglottis located?
a. Throat b. Bile duct c. Pancreatic duct d. Lower esophagus