How much physical activity is recommended for reducing the risk of heart disease and diabetes?
A. 60 minutes of high-intensity activity most days of the week
B. 30 minutes of high-intensity activity most days of the week
C. 30 minutes of moderate-intensity activity most days of the week
D. 20 minutes of high-intensity activity daily
E. 15 minutes of high-intensity activity daily
C. 30 minutes of moderate-intensity activity most days of the week
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By the time the contents of the GI tract reach the ________, the three energy-yielding nutrients have been digested.
a. pharynx
b. ileum
c. stomach
d. duodenum
e. pancreas
Kevin lost 3 pounds during his workout. HE should consume a minimum of ____ liters of liquid to replace lost fluid.
a. 0.5 b. 1 c. 1.5 d. 2
Which of the following statements is true?
A. Skin rashes are always a symptom of vitamin deficiency diseases. B. Most phytochemicals are classified as essential nutrients. C. Nutrient-deficiency diseases develop when diets lack essential nutrients. D. Headaches are a common sign of a mineral deficiency disease.
The digestive system consists of the organs of the GI tract and _____ organs
a. digestive b. secretory c. accessory d. peristaltic