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A patient is suspected of having amebic dysentery.  Upon microscopic examination of a fresh fecal specimen for ova and parasites, the following data were obtained:                      A trophozoite of 25um                    Progressive, unidirectional crawl                    Evenly distributed peripheral chromatin                    Finely granular cytoplasm with ingested RBC   This information probably indicates:

Which species of Plasmodium may readily be identified when crescent-shaped gametocytes are found in stained blood films?

Which sporozoa may result in encephalitis, nephritis or keratoconjunctivitis in AIDS patients who are infected?

A barrel-shaped egg with polar hyaline plugs was discovered in a 3-year old child’s stool specimen.  From this description, you would identify the parasite as:

What organism causes granulomatous amebic encephalitis in patients that are usually immunocompromised or eye infections in people practicing poor contact lens care?

Indicate the appropriate order of events in the life cycle of Giardia lamblia.  Start with the step that takes place after the human ingests the infective cysts.

Knowledge of nocturnal periodicity is especially important in the diagnosis of certain infections caused by:

Match the specimen source with the corresponding parasite that will most likely be recovered from that site.

This organism is a common causative agent of water-borne parasite outbreaks in the US because it is resistant to chlorine and has been found in municipal water supplies.

The number of uterine branches in the mature proglottid of Taenia saginata is: