cysts are not highly resistant and are readily killed by
Anonymous Quiz
68%
Boiling water
13%
Chlorination of water
19%
Filtration of water
In metacystic trophozoites stage the amoeba has
Anonymous Quiz
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
Anonymous Quiz
3%
colon
12%
caecum
11%
small intestine
2%
stomach
57%
a , b
7%
a , c
8%
all of above
The ingested cysts differentiate into trophozoites in the
Anonymous Quiz
39%
ilum
18%
duodenum
15%
colon
29%
cecum
🔥1
In asymptomatic individuals who are passing cysts , the serologic test for the diagnosis of invasive amebiasis is
Anonymous Quiz
39%
Postive
61%
Negative
the only protozoan parasite found in the lumen of the human small intestine
Anonymous Quiz
34%
Entamoeba histolytica
66%
Giardia lamblia
G. Lamblia ,The trophozoite is pear- shaped with ____ nuclei, four pairs of flagella, and a sucking disk
Anonymous Quiz
81%
Two
16%
Four
0%
Six
3%
Eight
G.Lamblia ,The oval cyst is thick-walled with four nuclei and several internal fibers. Each cyst gives rise to_____ trophozoites
Anonymous Quiz
6%
One
66%
Two
0%
Three
28%
Four
🤡2🍓2
Infective dose for G Lamblia is ____ cysts.
Anonymous Quiz
15%
100–1000 cysts
82%
10–100 cysts
3%
1–0 cysts
Forwarded from علي
Forwarded from علي
Forwarded from علي
Forwarded from علي
Forwarded from علي
Forwarded from علي
If more 5% od RBC are parasitized the diagnosis usually is
Anonymous Quiz
77%
P.falciparum
18%
P.vivax
5%
P.oval