Life cycle of giardia lamblia
Life cycle of giardia lamblia complete only single host i.e human.
It exist in two forms;
1. Trophozoites
2. Cyst
Infective cyst in human, through feco-oral route.
In duodenum, each cyst hatch to produce trophozoites.
Trophozoites multiply by binary fission and produce cyst which comes, but in human stool and enter in same cycle.
1. Trophozoites in intestine of man
2. Trophozoites multiply and colonize in duodenum.
3. In duodenum, each cyst hatches to produce trophozoites.
4. Produce cyst, which comes out un human stool.
5. Trophozoites multiply by binary fission.
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