slide uri helminti
TRANSCRIPT
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Fasciola hepatica – ou 150 µOvalar, Galben-maroniu,Operculat!!!
Neembrionat
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OU de Diphyllobothrium latum
Seamănă cu cel de F. hepatica,
• dimensiuni mai mici (0"5µ#,ovalar,
• culoare $alben-maronie,
• operculat,
• neembrionat, celula ou %i omasă de celule viteline&
• 'mbrionarea ouălor are loc,doar n mediu acvatic&
3 stadii larvare)
• coracidiu,
• larva procercoidă,
• larva plerocercoidă.
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Ascaris lumbricoides - ou
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Enterobius vermicularis - ou
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Trichuris trichiura – ou 22-50 μm, brun-maroniu, formă delămie, delimitat de o sin!ura membrana, neembrionat
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"u de Tenia solium#sa!inata*otund, dimensiuni mici,
contine un embrion cu + carli$e (eacant#
invelit de o membrană internă %i de un nveli% etern $ros , de culoare brună, cu aspect striat radiar &
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"u de $%menolepis nana
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"u - &chistosoma haematobium
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"u - &chistosoma mansoni
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Fasciola hepatica - viermele de
gălbează-viermele adult 3 cm
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Trichuris trichiura'ierme adult
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Enterobius vermicularis -oxiurul
Nematodul adult
Oul poate contineun embrion sau olarva
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Ascaris lumbricoidesNematodul adult
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&chistosoma spp(-adulti si furcocercar
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Taenia solium -cestod adult si detaliu scole)
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Tenia solium - proglot bătrân
• Contine uterul cuputine 8-10ramifcatii
• aspect arborescent
0+101+
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Scole mic de 1-. mmpiri/orm, doar cu " ventue
Taenia sa!inatacestod adult si detaliu scole)
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Tenia saginata - proglot bătrân
• mai mult inalt
• Contine uterul cu
multe (15-30ramifcatii lateralecu aspectdichotomic
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Echinococcus granulosusTaenia echinococcus – 3-8mm doar inintestinul cainelui
Omul este parazitat doar de stadiul larvar
Scole piri/orm cu rostru armat cu .-"+ carli$e," ventue, $at si 2-" pro$lote
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Taenia echinococcus
cestod adult*Echinococcus!ranulosus+
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Taenia echinococcus- forma larvara3 46S789 6:;764
• !dventice
• Cuticula
• Membrana proligera
• "eziculele proligere• #rotoscolecsi invaginati$
< % ventuze si %0 carlige
• &ichidul hidatic
• "eziculele fica int' sauet'
• &ocul reproduceriiaseuate
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Trichinella spiralislarva nchistată la nivelul musculaturii striate
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Diphyllobothrium latum
(otriocephalus latus, Taenia lata 3-
!"m#• 4estod erma/rodit, alb-$ălbuie,
2-15m&
• 4orpul plat %i se$mentat,
< scole , oval, . botridii, cu rolde ventuă, $=t
< strobilă cu "000 de pro$lotemai mult late&
• pro$lotele bătr=ne con>in uterulipertro/iat, plin cu ouă, < tocostom, in partea mediană %i
ventrală a pro$lotului
• ;dultul este erma/rodit %i se nmul>e%te pe cale seuată&
• $ocali%are& intestinul sub>ire,ileon, la om, c=ine, pisica,
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ip!lidium caninum - oua
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"!menolepis diminuta-ou
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!nc)lostoma duodenale
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Obstructie si per#oratie
intestinala
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!nc)lostoma duodenale
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*ecator americanus
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'uchereria ancroti - microfilaria