A test performed on stool to identify protozoa infestation is:
A) occult blood.
B) O & P.
C) stool culture.
D) an upper gastrointestinal endoscopy test.
B
Explanation: A) Occult blood is blood that cannot be seen.
B) Correct. O & P stands for ova and parasites.
C) A stool culture is done to identify any number of organisms.
D) UGI endoscopy examines the gastric mucosa.
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