Answer to Question 1
Ans: C
Feedback:
Certain foods (e.g., cabbage, onions, legumes) often increase the amount of flatus produced in the intestine.
Answer to Question 2
Ans: A
Feedback:
Normal intestinal flora inhibit the growth of Clostridium difficile. When broad-spectrum antibiotics, especially third-generation cephalosporins, are administered, normal flora is altered and C. difficile can proliferate and release toxins that cause antibiotic-associated diarrhea.