Giardia duodenalis may result in diarrhea, abdominal cramps, gas, and nausea; chronic infection might lead to dehydration and severe weight loss.
a. true
b. false

The correct answer is true. Giardia duodenalis may result in diarrhea, abdominal cramps, gas, and nausea; chronic infection might lead to dehydration and severe weight loss. It is a parasite that infect intestines. It is acquired often in contaminated drinking water or food prepared from contaminated water. Travelers are often the most common victim of these infections.

Inaccuracy is a disadvantage