Biology 546
Human parasitology laboratory tutorial

The photograph on the left is from a fecal smear. The patient had periodic bouts of diarrhea. The tiny parasites measure only about 8-10 micrometers in length. What species is represented?

Endolimax nana
Entamoeba histolytica
Giardia lamblia
Iodamoeba buetschlii

Original; photograph by S. J. Upton

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Kansas State University | Biology Division