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Forwarded from يونت الخلية
يونت الخلية
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Forwarded from يونت الخلية
Forwarded from يونت الخلية
Diagnostic stage of amoebic dysentery
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18%
Cyst
59%
Cyst and Trophozoite
22%
Trophozoite
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The mature cyst of Entamoeba histolytica has
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10%
Single nuclei
77%
Four nuclei
14%
eight nuclei
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The picture shows
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7%
non pathogenic E.dispar
67%
E.histolytica Trophozoite
26%
E.histolytica cyst
Forwarded from يونت الخلية
Forwarded from يونت الخلية
cysts are not highly resistant and are readily killed by
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68%
Boiling water
13%
Chlorination of water
19%
Filtration of water
In metacystic trophozoites stage the amoeba has
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66%
8 nucleus
6%
6 nucleus
28%
2 nucleus
E. histolytica
Infective form (Mature quadrinucleate
cyst)
—> Excystation
—> metacyst (4 nucleate)
—> The nuclei in the metacyst immediately undergo division to form 8 nuclei (8 small amoebulae or metacystic trophozoites)
Infective form (Mature quadrinucleate
cyst)
—> Excystation
—> metacyst (4 nucleate)
—> The nuclei in the metacyst immediately undergo division to form 8 nuclei (8 small amoebulae or metacystic trophozoites)
The optimal habitat for the metacystic trophozoite is the submucosal tissue of and
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3%
colon
12%
caecum
11%
small intestine
2%
stomach
57%
a , b
7%
a , c
8%
all of above