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Human Health And Disease

Question
CBSEENBI12047457
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Select the correct combination (s) from the followings.

  • Encephalitis - Viral disease

  • Kala-azar - Phlebotomus

  • Rhabditiform larvae - Ascaris

  • Entamoeba - Sporogony

Solution

A.

Encephalitis - Viral disease

B.

Kala-azar - Phlebotomus

C.

Rhabditiform larvae - Ascaris

Kala-azar a visceral leishmaniasis is a parasitic disease caused by Protozoa of the Leishmania genus. The insect vectors are species of sandfly of the genus Phlebotomus.

The life cycle of Ascaris lumbricoides involves a single host, that is, man. The egg fertilised eggs passed with the faeces develop into a rhabditiform larva in the soil which then transforms into egg containing the second stage which is hence, infective to man.

Encephalitis or inflammation of brain results either from a viral infection or when the body's own immune system mistakenly affects brain tissue (auto immune encephalitis).

Sporogony is a major phase of the life cycle of Plasmodium, where there encysted zygote undergoes multiple division, giming rise to the sporozoites.

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