02 - Amoebae, Trichomonads, Histomonads Flashcards
1
Q
(Amoebae)
- kingdom?
- phylum?
- sub-phylum?
4-6. What are its three main features?
A
- protozoa
- sarcomastigophora
- sarcodina
- pseudopodia
- binary fission
- +- cysts
2
Q
(Amobae - Characteristics)
- most or least free living?
- others have assocations… what two types?
A
- most
- commensalism and parasitism
3
Q
look at this
A
4
Q
A
5
Q
Entamoeba Histolytica
(hosts & prevalence)
- Present in what % of world’s primates?
- in the wild or in zoos?
- occur how frequenlty dog, cats, pigs, rats, cattle, etc?
A
- 10%
- both
- infrequently
6
Q
A
don’t memorize life cycle
7
Q
take a look
A
8
Q
(Entamoeba Histolytica)
(pathogensis)
(primate)
- how high is infection rate in nautre?
- where from at zoos?
- infection siilar to thos of humans?
- how serious are infections?
A
- low
- humans possibly
- yes
- can be fatal
9
Q
(Entamoeba Histolytica)
(Pathogenesis)
(Human)
- invades what?
- what percentage of nfections are asymptomatic?
- disease potential related to what?
A
- mucosa of large intestine
- 85-90%
- strain of parasite
10
Q
(Entamoeba Histolytica)
(pathogenesis)
(dog and cat)
- occurs how often?
- greater in dogs or cats?
- of what origin?
- are cysts formed?
A
- sporadcally
- dogs
- human
- don’t know
11
Q
(Entamoeba Histolytica)
(Clinical Signs)
1-3. what are three symptoms?
A
- abdominal distress with blood/mucus in stool
- chills and fever
- colitis
12
Q
(Entamoeba Histolytica)
(complicationS)
- amebic granulomata (ameboma) in what?
- abcesses of what three things?
- ulcerations of what?
- potential death or severe disability?
A
- wall of large intestine
- liver, lungs, brain
- skin… usually in perinanal area
- yep
13
Q
A
14
Q
A
15
Q
What is treatment for Entamoeba Histolytica?
1-2
A