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Chapter 1 Micro
terminology, facts, and descriptions from Parasitology
| Question | Answer |
|---|---|
| symbiosis | a relationship between two species that benefits one or the other; they coexist in symbiosis and they need each other |
| symbiont | a member of a symbiotic group |
| ectoparasite | parasitism by external parasite; an infestation |
| endoparasite | parasitism by internal parasite; an infection |
| periodic parasite | a parasite that makes frequent visits back to the host to obtain nourishment |
| incidental parasite | a parasite found in a host in which it does not usually live |
| pseudoparasite | a creature or object that is mistaken for a parasite |
| Linnaean classification scheme | Kingdom, phylum, class, order, family, genus, species |
| zoonosis | disease or parasite that is transmissible to humans |
| parasitology | study of parasitic relationships |
| Phoresis (an example of) | Fly carries pink eye bacterium from one cow to another |
| paratitiasis | parasite lives inside or on the surface of the host but the host does not show any signs of harm |
| parasitosis | parasite lives insides or on the surface of the host but the host shows obvious signs of harm |
| definitive host | the primary organism where the parasite attains maturity and undergoes sexual reproduction |
| intermediate host | A temporary organism that supports the parasite's larval, juvenile, or asexual reproduction stages |
| what phylum do roundworms belong in | Nematodes |
| what phylum and class do true tapeworms belong in | Phylum: Platyhelminthes Class: Eucestoda |
| what kingdom to protozoans belong to | Kingdom: Protista |
| what kingdom, phylum, and class do monogenetic flukes belong to | Kingdom: Animalia Phylum: Platyhelminthes Class: Trematoda |
| what phylum and class are leeches in | Phylum: Annelida Class: Hirundinea |
| what phylum are thorny headed worms in | Phylum: Acanthocephala |
| mutualism | a symbiotic relationship in which both organisms benefit |
| communalism | a symbiotic relationship in which one benefits and the other is neither harmed nor benefitted |
| parasitism | a symbiotic relationship in which one benefits while the other may be harmed |
| what are anthelmintics? | compounded chemicals used to kill or paralyze roundworms, tapeworms, flukes, and thorny-headed worms |
| what is the name of the compound used to kill ticks and mites? | Acaricides |
| what are insecticides used for? | killing insects |
| this compound kills protozoan organisms | antiprotozoals |
| what is a facultative parasite? | an organism that is free living but can become parasitic in certain hosts |
| what is an obligatory parasite? | a parasite that MUST lead a parasitic existence |
| what is an encysted parasite? | a parasite in suspended development in the hosts tissues |
| what is a transport host? | host in which an encysted parasite lives & doesn't grow. Parasite will stay until the definitive host eats the transport host. |
| what is a reservoir host? | vertebrate host in which a parasite or disease occurs in nature and is a source of infection for humans and domesticated animals |
| what phylum and class are monogenic flukes in? | Platyhelminths and Trematoda |
| what phylum and class are digenetic trematodes in | Platyhelminths and Trematoda |
| what is a stenoxenous parasite? | a parasite with a narrow range of hosts |
| what is a Homoxenous parasite | a parasite that only infects one kind of host |
| what is a Euryxenous parasite | a parasite with a broad host range |
Created by:
emoore16