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parasites: organisms that can cause parasitic diseases in the human being

Discuss at least four types of organisms that can cause parasitic diseases in the human being.

Explain three laboratory techniques that can be used to identify an intestinal parasitic infection.

What are the different routes that pathogenic protozoans can use to enter the host cells?

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?

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Discuss at least four types of organisms that can cause parasitic diseases in the human being.

Four main types of parasites that can cause diseases in humans are protozoa, arthropods, trematodes, and nematodes.

There is more detailed info on each of these groups on the following website: http://www.ehow.com/info_8454833_classifications-human-parasites.html, however, I'll provide a brief summary below.

Protozoa:
These are single-celled, motile organisms that usually affect the intestines and/or blood. Malaria and sleeping sickness are two diseases that are caused by this type of organism.

Arthropods:
Arthropods are a type of invertebrate that have exoskeletons. Ticks are an example of this type of organism. Usually, arthropods that transmit diseases do so by acting as vectors -- usually they transfer parasites by sucking blood from the ...

Solution Summary

Organisms that can cause parasitic diseases in the human being is determined. The different routes that pathogenic protozoans can use to enter the host cells is determined.

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