Aminopeptidase and dipeptidase are secreted by the:
a. liver.
b. stomach.
c. small intestine.
d. pancreas.
ANS: C
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Marco is using the internet to do research for a nutrition essay. Which of the following sites would be most likely to provide accurate information?
A) a website discussing the benefits of vitamin B6 that also sells B vitamins B) a university study on the benefits of a new weight loss drug sponsored by the drug company that makes it C) a website with a URL ending in ".gov" D) a website with a URL ending in ".edu" last updated in 2001.
Brittany and Richard have noticed that their friend Mandy has lost a significant amount of weight from the fall to the spring semester. People are starting to comment on how thin she looks. Brittany has noticed that Mandy is only eating an orange for breakfast, a small bowl of salad with no salad dressing and a small piece of grilled chicken for lunch, and a cup of plain yogurt for dinner
Richard has been going to the gym with Mandy most days of the week. He enjoys lifting free weights, and Mandy usually runs on the treadmill for 45 minutes and then does 15 minutes of core exercises. In addition Mandy has shared with Brittany that she has not had her menstrual period for 4 months. Mandy has also expressed that she is frustrated because people are making comments about how thin she looks and consequently has not gone to as many parties or social gatherings because she feels so uncomfortable. In general, what type of health problem does Mandy most likely have? A) Type 1 diabetes B) An eating disorder C) Depression D) Anxiety
In their efforts to avoid regaining the weight they have lost, members of the National Weight Control Registry tend to
A. eat a high-protein, low-carbohydrate diet. B. weigh themselves only once a month. C. limit the time they spend watching TV. D. exercise for at least 30 minutes daily.