Zinc deficiency is characterized by:?
A) mental retardation.
B) delayed sexual maturation.
C) goiter
D) excessive urination.
E) hypermetabolism.
B
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Which of the following is true of ulcerative colitis?
a. Any region of the digestive tract can be affected. b. Discrete areas are separated by normal tissue. c. Damage is primarily in the mucosa or submucosa. d. Colectomy is needed by two-thirds to three-quarters of patients.
Human digestive enzymes are unable to break down _____.
A. sucrose B. glycogen C. alcohol sugars D. maltose E. fiber
Answer the following questions true (T) or false (F)
1. The more water an athlete drinks, the better. 2. Too much of one mineral, such as calcium, Ca2+, can cause a decrease in the absorption and metabolism of another mineral, such as magnesium, Mg2+, leading to an imbalance. 3. To improve bioavailability, it's best to take single mineral supplements alone.
A patient presents with diarrhea. They have no signs and symptoms of a foodborne illness. What is the likely cause of the problem?
A. too low intake of riboflavin B. too high intake of vitamin C C. too low intake of biotin D. too high intake of niacin