Which of the following statements is true?
A. Diets high in fiber increase the risk of type 2 diabetes.
B. Eating foods rich in insoluble fiber helps reduce the risk of heart disease.
C. The human digestive tract does not produce enzymes that digest dietary fiber.
D. Each gram of fiber supplies about 6 kcal for humans.
Answer: C
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If you experience heart attack symptoms for 2 minutes or more, you should ________
A)lie down until the pain goes away B)telephone your nearest neighbor C)run to the nearest hospital D)telephone the emergency medical service
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.
What does the Tolerable Upper Intake Level of a nutrient represent?
a. The maximum amount allowed for fortifying a food b. A number calculated by taking twice the RDA or three times the AI c. The maximum allowable amount available in supplement form d. The maximum amount from all sources that appears safe for most healthy people
The RDA for protein intake is __________ of total calorie intake.
A) 5% to 10%. B) 10% to 15%. C) 15% to 20%. D) 20% to 25%.