The vitamin effective in treating pellagra is
A. ascorbic acid.
B. biotin.
C. vitamin K.
D. niacin.
Answer: D
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Pepsinogen is considered to be a proenzyme because it is_____
a. active b. inactive c. gastric in origin d. intestinal in origin
What is the first major organ to receive nutrients that are absorbed into the lymph?
a. Liver b. Heart c. Spleen d. Pancreas
Which of the following would a dietitian recommend to enhance digestion and absorption?
a. Eating several snacks per day so the GI tract is not overwhelmed b. Combining different food types c. Avoiding meat and fruit at the same meal d. Taking enzyme pills or powder periodically for system rejuvenation e. Eating only one type of food at each meal in order to avoid overstimulation of acid
Which type of nutrient is absorbed into the lacteals, not into blood capillaries?