Ключевые слова: adult, anatomy, ascariasis, ascarid, ascaris, background, biology, body, close up, closeup, digestive, disease, duodenum, egg, eggs, fish, food, health, helminth, human, illustration, infect, infection, intestinal, intestine, invasion, life, lumbricoides, macro, medical, medicine, microbiology, microscope, microscopic, nature, nematode, nematodes, parasite, parasitic, parasitic worm, parasitize, protozoa, roundworms, science, scientific, small intestinal, tissue, white, worm, worn,