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8 Cards in this Set

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What are general types of parasites seen in practice?
1. protozoa
2. helminths
3. arthropods
Name three ways parasites can be classified based on habitat.
1. Obligatory vs. facultative
2. Endo- vs. ectoparasites
3. Intracellular vs. extracellular
Name three non-autochthonous populations who are prone to infection by parasites.
1. Immigrants
2. Travellers
3. Immunosupressed patients
What does "autochthonous" mean in relation to parasite infection?
That the infection arises here in the US.
What is the primary or definitive host?
The host where the parasite completes the sexual phase of its life cycle.
What is the secondary or intermediate host?
The host where the parasite lives and completes its life-cycle phase or reproduces asexually.
What is a vector? What is the most common type of vector?
An organism that transmits the parasite to a host.
Insects are most common.
What is a reservoir?
A host that serves as a source of parasite transmission.