Which of the following statements is true of peristalsis?
A) It causes the breakdown of large globules of fat into smaller droplets.
B) It propels food from one region of the gastrointestinal tract to the next.
C) It moistens food and initiates the chemical process of digestion.
D) It leads to the development of gaps in tight junctions.
B
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Which of the following is not considered to be a health bene?t of exercise?
A) reduced risk of kidney disease B) reduced risk of bone loss with age C) reduced risk of heart disease D) reduced risk of diabetes
Why would you expect flavor differences between brewed and instant or freeze-dried beverages?
Which of the following resources would you use when you need the most up-to-date information on an event that happened yesterday?
A. Scholarly journal article B. Newspaper article (print or online) C. Book
After about 10 days of fasting, which one of these compounds will be the nervous system’s main fuel provider?
a. Ketone bodies b. Glycerol c. Fatty acids d. Amino acids e. Protein