The stores of which substrate(s) are limited and decrease rapidly during intensive exercise?
a. glucose only
b. fatty acids only
c. creatine phosphate only
d. glucose and fatty acids
e. fatty acids and creatine phosphate
c
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Which mineral increases blood pressure in some people, and which tends to lower it?
a. Phosphorous increases, chloride lowers b. Sodium increases, potassium lowers c. Potassium increases, sodium lowers d. Chloride increases, phosphorous lowers
What is the percent digestibility of most plant proteins?
A) ?25-45 B) ?50-65 C) ?70-90 D) ?95-99
Which of the following describes the mechanism of action of metoclopramide in managing nausea?
A. blocking dopamine, which affects the vomiting center in the brain B. increasing the effectiveness of other antiemetics C. strengthening the pyloric sphincter to increase gastric emptying D. reducing the effect of prostaglandins E. blocking substance P in the brain, which has a direct effect on the vomiting center
A question such as "Who does the grocery shopping in your house?" would most appropriately be included in a:
a) 24-hour recall. b) diet history. c) food frequency questionnaire. d) food record.