Chapter 1: Introduction to Medical Parasitology questions and answers
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Course
C949
Institution
C949
Chapter 1: Introduction to Medical
Parasitology questions and answers
ParasitologyArea of biology concerned with the phenomenon of dependence of
one living organism on another
Medical ParasitologyConcerned primarily with parasites of humans and their
medical significance, as well as t...
Chapter 1: Introduction to Medical
Parasitology questions and answers
Parasitology✔✔Area of biology concerned with the phenomenon of dependence of
one living organism on another
Medical Parasitology✔✔Concerned primarily with parasites of humans and their
medical significance, as well as their importance in human communities
Topical medicine✔✔Bunch of medicine that deals with tropical disease and other
special medical problems of tropical regions
Tropical disease✔✔You're a mess, which is indigenous to or endemic in a tropical
area but may also occur in sporadic or epidemic proportions in ares that are not
tropical
Symbiosis✔✔relationship of two or more organisms living together
Symbionts✔✔Organisms that are living together
Types of symbiosis✔✔commensalism, mutualism, parasitism
Commensalism✔✔Symbiotic relationship in which to a species live together and one
species benefits from the relationship without harming are benefiting the other
Mutualism✔✔To organisms mutually benefit from each other
Entamoeba coli✔✔Example of parasite that belongs to commensalism
Termites✔✔example of Parasite that belongs to mutualism
parasitism✔✔One organism, the parasite, lives in or on another, depending on the
latter for its survival and usually at the expense of the host
Entamoeba histolytica✔✔Example of parasites that belongs to parasitism
Location/habitat
Mode of development
mode of living✔✔Parasites are classified according to
Endoparasite✔✔parasite living inside the body of the host
infection✔✔presence of endoparasite on a host
infestation✔✔The presence of ectoparasites on a host
, ectoparasite✔✔parasite living outside the body of a host
cytozoic✔✔endoparasite living in cells
Enterozoic✔✔endoparasite living in the lumen of intestines
Hematozoic✔✔endoparasite living in RBCs
Plasmodium spp.✔✔Example of hematozoic parasite
coezolic✔✔endoparasites living in body cavities
Mansonella ozardi✔✔example of coezolic parasite
E. histolytica
A. lumbricoides✔✔examples of endoparasite
lice
ticks
mites✔✔examples of ectoparasite
endoparasite
ectoparasite✔✔parasite according to habitat/location
obligate parasite
facultative parasite✔✔Parasite according to mode of development
Obligate parasite✔✔Needs a host at some stage of their life cycle to complete their
development and to propagate their species
tapeworms
plasmodium spp
ascaris✔✔Examples of obligate parasite
Facultative parasite✔✔May exist in free-living (can survive without a host) state or
may become parasitic when they need arises
Strongyloides stercoralis✔✔example of facultative parasite
accidental/incidental
permanent
temporary/intermittent
periodic
transitory
spurious
erratic✔✔classification of parasite according to mode of living
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