Giardia Life Cycle at Life

Giardia Life Cycle. As few as 10 cysts can cause infection (1). Giardia has one of the simplest life cycles of all human parasites.

They multiply in enormous numbers by binary fission & colonise in duodenum. Let’s look at the life cycle of giardia to understand better. Cyst is the dormant and resistive form and cysts are shed into the environment with the faeces.

PPT Flagellates Giardia lamblia Dientamoeba fragilis

Intestinalis) lives as a flagellate parasite in the small intestine of man. In majority of cases infection remains asymptomatic. Giardia (/ dʒ iː ˈ ɑːr d i ə / or / ˈ dʒ ɑːr d i ə /) is a genus of anaerobic flagellated protozoan parasites of the phylum metamonada that colonise and reproduce in the small intestines of several vertebrates, causing giardiasis.their life cycle alternates between a swimming trophozoite and an infective, resistant cyst. However, many consider the name, giardia intestinalis, to be the correct name for this protozoan.