Biology 546

Biology 546
Human parasitology laboratory tutorial

The worm on the left was one of many found embedded in the prolapsed rectum of a 9 year old Puerto Rican child visiting relatives in Kansas. It measured 45 mm long. What species does it represent?

Ascaris lumbricoides
Enterobius vermicularis
Necator americanus
Trichuris trichiura

Original. Photograph by S.J. Upton.

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Kansas State University | Biology Division

	The worm on the left was one of many found embedded in the prolapsed rectum of a 9 year old Puerto Rican child visiting relatives in Kansas. It measured 45 mm long. What species does it represent? Ascaris lumbricoides Enterobius vermicularis Necator americanus Trichuris trichiura