In this article we will discuss about the morphology of lung fluke (Paragonimus Westermani). Adult lung fluke is thick, fleshy, oval in shape, reddish brown in colour, about 8-12 mm long and 4-6 mm in diameter. General plan organisation is more or less the same as that of Fasciola. Its anterior end is slightly broader than the posterior end. The [...]
In this article we will discuss about the life history of lung fluke (Paragonimus Westermani). Although the majority of the adult specimens occur in the lungs, their digestive system can cope with a variety of food materials, because they occasionally found in tissues such as brain, liver, spleen, intestinal wall, eye, muscles or even kidneys. P. westermani passes its life [...]
In this article we will discuss about the life history of guinea worm (Dracunculus medinensis). Dracunculus is digenetic i.e. it requires two hosts to complete its life cycle. One is the primary host, the man which harbours the adult parasite in the subcutaneous tissue. The other is the intermediate host, the Cyclops in which the embryos undergo certain developmental changes [...]