Biology 546
Human parasitology laboratory tutorial

The photograph on the left is from a fecal smear of an individual with diarrhea and abdominal cramping. The parasite measured 140 micrometers in length x 110 micrometers in width. What species is represented?

Balantidium coli
Cyclospora cayetanensis
Entamoeba coli
Isospora belli

Original; photograph by S.J. Upton

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Kansas State University | Biology Division