Irritable bowel syndrome is: A) an erosion in the wall of the ...

[TVarnum]

Irritable bowel syndrome is:
 
  A) an erosion in the wall of the stomach, duodenum, or any other part of the GI tract exposed to gastric juice
  B) a lack of the enzyme lactase in the small intestine, producing symptoms of gas production when dairy foods are consumed
  C) a chronic disease characterized by periodic disturbances of diarrhea and constipation without clear physical damage
  D) a syndrome affecting the intestines characterized by a wide range of symptoms and conditions, ranging from diarrhea to ulcerative colitis and Crohn disease

Question 2

The word root that means nail is:
 
  A) trich
  B) pachy
  C) scler
  D) onych

[Smiles0805]

Answer to Question 1

C
Explanation: If the definition is not memorized, the term irritable bowel in the question indicates disturbances of large intestine function, thus eliminating answers A or B. D is eliminated as it adds additional symptoms.

Answer to Question 2

D
Explanation: The other word roots mean: trich, hair, and scler, hard. Pachy is not a word root.