Ключевые слова: background, beef, care, cell, cestoda, cestode, cysts, digestion, disease, education, fish, flat, flatworm, food, freshwater, gravid, head, health, helminth, hook, host, human, hygiene, infection, intestinal, intestine, larvae, meat, medical, medicine, microscope, microscopic, parasite, parasitic, platyhelminthes, pork, proglottid, roundworms, science, scolex, stage, taenia, tapeworm, tissue, water, white, worm, worms, zoological, zoology,