worms in the human intestine, depicting common parasitic worms such as roundworms, highlighting their impact on human

worms human intestine parasites roundworms hookworms tapeworms parasitic biology infection digestive system intestinal health anatomy gastrointestinal control medical treatment parasitology symptoms science prevention tapeworm roundworm hookworm tract larvae eggs worm cycle colon art disease immune transmission diagnosis therapy healthcare diseases research bioengineering education generative ai generated