Multiple choice

The disease caused by only ciliated protozoan parasite of humans is

  1. cryptosporidium parvum

  2. malaria

  3. toxoplasmosis

  4. balantidaisis
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Balantidaisis is a form of dysentry. It is caused by the only ciliated protozoan parasite of humans (Balantidium coli). This parasite is found worldwide. There is a slight correlation between the incidence of the disease and the presence of hogs. The balantidaisis organisms feed on epithelium and red blood cells in the colon and can cause ulcers.

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