A stool was received in the laboratory for parasitic examination on a 49 year old female who just returned from missionary work in numerous third world countries around the world. The patient had been suffering from mild diarrhea over the past two weeks. These two suspicious forms were seen. Form 1 measures a mere 6 µm whereas form 2 measures 35 µm. Label these two forms:

A stool was received in the laboratory for parasitic examination on a 49 year old female who just returned from missionary work in numerous third world countries around the world. The patient had been suffering from mild diarrhea over the past two weeks. These two suspicious forms were seen. Form 1 measures a mere 6 µm whereas form 2 measures 35 µm. Label these two forms:

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