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What is Ascariasis causes: and explain in detail?
Ans. (d)(Ref: Parasitology-Protozoology and Helminthology by K.D. Chatterjee, 13th edition)The worm inhabits the upper part of the small intestine. Pathogenic effect are:Spoliative action: robbing the host of its nutrition.Toxic action: may give rise to typhoid like fever, responsible for allergic reactions urticarial, oedema of the face, conjunctivitis and irritation of the upper respiratory tract.Mechanical effects-can cause intussusception, can penetrate through the ulcers of the alimentary canal, intestinal obstruction.Ectopic Ascariasis.