Question 1: Discuss at least four types of organisms that can cause parasitic diseases in the human being.
Question 2: Explain three laboratory techniques that can be used to identify an intestinal parasitic infection.
Question 3: What are the different routes that pathogenic protozoans can use to enter the host cells?
Question 4: Why were some contact lens solutions removed from the stores several years ago? What caused the problem and what happened to those who used these products?