H. nana ovum looks colourless,
H. nana ovum looks colourless, almost transparent, egg-shaped, 30–fifty µm (micrometers) inside diameter, features polar filaments. After shed inside stool they’re instantly infective and also endure up to ten days within the external environment, they are embryonated and have the best six-addicted oncospheres inside of their shells. Shell comprises of 2 distinct membranes. At inner …