C9 PARASITE Flashcards
what is parasitology
study of parasites
what is parasites
organisms that live on/in other living organism
parasitism
-relay that benefit to one party only
-cause harm to another
mutualism/symbiosis
depend on each other equally
obligate parasites
completely dependent on the host
facultative parasite
can be parasitic, but doesn’t have to live as parasites
ectoparasites
live on the surface of the host
example of ectoparasites
mites and bugs
endoparasites
live inside the body of the host
example of endoparasites
parasitic protozoa and helminths
commensalism
organism derive food from another organism without hurting or helping it
host
organism which harbours the parasite and provide the nourishment and shelter
definitive host
harbour the sexually mature or adult parasite
intermediate host
harbour the larval or asexual form of the parasites
paratenic host
act as a transporting agent for the parasite and parasite doesn’t undergo any development
compromised host
host in whose normal defence mechanism has impaired
pathogen
parasites able to produce disease
infestation
present of arthropods on the skin of the host
pathogenicity
ability of parasite to produce disease