Causal Agent: Ascaris lumbricoides is the largest nematode (roundworm) parasitizing the human intestine.  (Adult females: 20 t...

Causal Agents: The human hookworms include the nematode species, Ancylostoma duodenale and Necator americanus .  A larger group of hoo...

Causal Agents: The human hookworms include the nematode species, Ancylostoma duodenale and Necator americanus .  A larger group o...

Causal Agent: Several protozoan species in the genus Entamoeba colonize humans, but not all of them are associated with d...

Causal Agents: The human hookworms include the nematode species, Ancylostoma duodenale and Necator americanus .  A larger group of hoo...