Morphology of Roundworm (With Diagram)

In this article we will discuss about the external morphology of roundworm or Ascaris. Ascaris resembles an ordi­nary earthworm and is the largest intestinal nema­tode parasitising man. It is milk-white in colour but presents a reddish-yellow shade. Body is elon­gated, cylindrical, and gradually tapering at both ends. The females are usually 20-25 cm in length and 5 mm in diameter [...]