Helminths or worms are animals belonging to the Subkingdom, Metazoa, consisting of many cells. The term helminth, which is derived from the Greek words helmins or helminthos, a worm, is now-a-days usually applied only to the parasitic and non-parasitic species. In a more restricted sense the name worm, or preferably helminth, is applied to a few phyla of animals, all [...]
In this article we will discuss about the external morphology of liver flukes. i. It is dorsoventrally flattened, oval in shape like a leaf and faint brownish in colour. It may reach a size of 3 cm in length and 1.5 cm in breadth. ii. The anterior body part is broader than the posterior part which is blunt in outline. [...]
In this article we will discuss about the various stages involved in the life cycle of roundworm which is otherwise known as Ascaris lumbricoides (explained with diagram). Ascaris lumbricoides is one of the most familiar endoparasites of man. It has also been reported from sheep, pigs, cattle etc. It inhabits the small intestine, more frequently of children than of adults, [...]