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5. Parasites within us

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Parasites harbour outside and inside us and enjoy the food that we eat. We become the house for them to live in. Let us see some of them how they do it and occupy our body. Dr Biswas explains through the mirror of wiziq.com

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Inection though fish eating : Inection though fish eating Caused by Clonorchis sinensis and Opistorchis felinus and viverini All locally common in East Asia and Eurasia ~20 million people infected

Slide 2 : Metacercaria are found in many fish especially various carp related species Raw or undercooked fish dishes are a source of human infection Fertilization of ponds with untreated night soil boost infection in fish Cats, dogs and other carnivores can be additional hosts and reservoirs

Slide 3 : Monogenea parasite on fish gill

Effects on host morphology : Effects on host morphology Frog limb malformations associated with infection by the trematode Ribeiroia ondatrae

Slide 5 : Such a looooooooong tapeworm ? Class : Cestoda

How a tape worm stays in side us? : How a tape worm stays in side us? Scolex of Taenia(tapeworm)

A beef tapeworm from the intestine of human beingA measuring tape? : A beef tapeworm from the intestine of human beingA measuring tape?

Slide 8 : Digestive system is totally absent Cestoda

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Dr SUBROTO BISWAS
BIOLOGY ONLINE INSTRUCTOR / WRITER
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