text: <unk> , along with<unk>  parvum, is among the medically important<unk>  species to humans.  It is an obligate parasite that can colonize the gastrointestinal tract resulting in the gastroenteritis and diarrhea characteristic of cryptosporidiosis.   Unlike C. parvum, which has a rather broad host range, C.<unk>  is almost exclusively a parasite of humans.   As a result, C.<unk>  has a low zoonotic potential compared to C. parvum.   It is spread through the fecal-oral route usually by drinking water contaminated with oocyst laden feces.
option_0: Cryptosporidium hominis
option_1: Blastocystis
option_2: Haemophilus ducreyi
option_3: Cyclospora cayetanensis
option_4: Giardia lamblia
option_5: Chlamydophila trachomatis
option_6: Dientamoeba fragilis
option_7: Trichomonas vaginalis