There are three main classes of parasites that can cause disease in humans: protozoa, helminths, and ectoparasites.
What are the 5 types of parasites?
They're not always visible to the naked eye.Tapeworms. You can get a tapeworm, which is a type of flatworm, by drinking water contaminated with tapeworm eggs or larvae. ... Flukes. Flukes are another type of flatworm. ... Hookworms. ... Pinworms (threadworms) ... Trichinella.What You Need to Know About Parasitic Worms in Humans
What are 3 parasitic diseases?
Examples of parasitic diseases that can be bloodborne include African trypanosomiasis, babesiosis, Chagas disease, leishmaniasis, malaria, and toxoplasmosis. In nature, many bloodborne parasites are spread by insects (vectors), so they are also referred to as vector-borne diseases.
What are 3 hosts of parasites?
Types of hostsDefinitive or primary host - an organism in which the parasite reaches the adult stage and reproduces sexually, if possible. ... Secondary or intermediate host - an organism that harbors the sexually immature parasite and is required by the parasite to undergo development and complete its life cycle.Host (biology) - Wikipedia
What is the most common parasitic infection?
Giardia is arguably the most common parasite infection of humans worldwide, and the second most common in the United States after pin-worm.8,9 Between 1992 and 1997, the Centers for Disease Control and Prevention (CDC) estimated that more than 2.5 million cases of giardiasis occur annually.10.
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