Biology 546
Human parasitology laboratory tutorial

The photograph on the left is from a fecal smear. The patient was asymptomatic. The parasite measures about 15 micrometers in length. What species is represented?

Giardia lamblia
Pentatrichomonas hominis
Trichomonas vaginalis
Trypanosoma cruzi

Original; photograph by S. J. Upton

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Kansas State University | Biology Division