Creado por gina_evans0312
hace más de 10 años
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Pregunta | Respuesta |
Morphologically the same for... | Amoeba, flagellates and cillates |
Trophazoid Form | Mobile, causes infection |
Cyst Form | Highly resistant for survival outside host |
Image:
Cyst (image/png)
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Cyst form |
Image:
Trophozoid (image/png)
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Trophozoid form |
E.Hystolytica Life Cycle- Acquirement of Protozoa | Cyst form, from water or food |
E.Hystolytica Life Cycle- Digestive Tract | Outer wall of cyst is digested, and trophazoid form matures |
E.Hystolytica Life Cycle- Movement of Trophazoid | Trophazoid moves into the Large intestine and multiply |
E.Hystolytica Life Cycle- Colonisation | Trophozoids may simply colonise the L.I and cause no symptoms |
E.Hystolytica Life Cycle- Infection | Can cause infection in the L.I, leading to dysentry like symptoms and can lead to abcesses of the liver |
E.Hystolytica Life Cycle- Unfavorable Environment | Trophoizoid converts back into cyst form and exits in stool |
E.Hystolytica - Diagnosis | Cyst and trophozoid form in stool |
Bantidium Coli Life Cycle | Same as that for E.hystolytica |
Giardia Life Cycle- Entry | Through food or water |
Giardia Life Cycle- G.I | Same as E.hystolytica, but prefers small intestine, attaching to wall using cup like structures |
Giardia Life Cycle- Infection | Causes watery diarrhea that smells of rotten eggs |
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