Flashcards in Parasites Deck (41)
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1
nucleus, multiple chromosomes, 80S ribosomes, membrane sterol
parasite characteristics
2
ectoparasites: scabies and lice; endoparasites: intestinal worms, flukes
classification
3
ameba, flagellate, or apicomplexa (sporozoa)
protozoa (unicellular)
4
nematodes (roundworms) platyhelminthes (flat worms)
metazoa (multicellular)
5
intestinal and tissue worms
nematodes
6
cestodes (tapeworms) and trematodes (flukes)
platyhelminthes
7
organism in which the parasite lives
host
8
organism in which the sexually mature worm lives
definitive host
9
organism in which the parasite live for part of its life
intermediate host
10
organism which carries the parasite but shows no ill effects
reservoir host
11
organism which conveys the parasite from one host to another
vector
12
metazoa; 2nd most common intestinal round worm, orofecal spread
ascaris lumbricoides
13
protozoa-ciliated; orofecal spread from pigs, explosive diarrhea
balantidium coli
14
chinese liver fluke, far east, feeds on bile, causes cholangitis
clonorchis sinensis
15
sporozoa, orofecal spread, opportunistic infection in AIDS, diarrhea
cryptosporidium parvum
16
cestode; longest freshwater tapeworm, use the vit B12 in the ileum
diphyllobothrium latum
17
amebic protozoa, orofecal spread, amebic dysentery stool with blood
entameba histolytica
18
metazoa, most common intestinal parasite-pinworms, nocturnal itching
enterobius vermicularis
19
trematode; snail-intermediate host; eating contaminated watercress
fasciola hepatica
20
flagellate protozoa, orofecal spread, beaver fever or hiker's diarrhea
giardia lamblia
21
cestode-dwarf tapeworm, orofecal spread, diarrhea and weight loss
hymenolepis nana
22
flagellate protozoa, phlebotomous sand fly bite, mucocutaneous ulcers
leishmania brasiliensis
23
protozoa, phlebotomous sand fly bite; kala azar-hepatosplenomegaly
leishmania donovania
24
nematode-eye worm, chrysops fly bite, calabar skin swellings
loa loa
25
ameba protozoa; warm waters, travels up the nose, fatal encephalitis
naegleria fowleri
26
metazoa-hookworm, orofecal spread, feeds on blood-iron def anemia
necator americanus
27
river blindness spread by the simulium blackfly
onchocerca volvulus
28
trematode-lung fluke, snails and crabs are intermediate hosts, cough
paragonimus westermani
29
most deadly form of malaria, female anopheles mosquito, convulsions
plasmodium flaciparum
30
