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Boards in March - Micobiology > Parasites > Flashcards

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

ectoparasite, direct contact, itching in finger webs at night

sarcoptes scabeii