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 Multiple Choice QuestionsMultiple Choice Questions

241.

Abzymes are

  • catalytic antibodies

  • neutral antibodies

  • non-specific antibodies

  • defermed antibodies


242.

Which organ is enlarged in malarial patient?

  • Spleen

  • Kidney

  • Gall bladder

  • Liver


243.

Entamoeba gingivalis is causative agent of

  • pyorrhoea

  • amoebiasis

  • bronchitis

  • no disease but aggrevates pyorrhoea


244.

Post erythrocytic cycle of Plasmodium is also called

  • Ross cycle

  • Krebs' cycle

  • WBCs cycle

  • Golgi cycle


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245.

Elephantiasis is caused by

  • Entamoeba coli

  • trematodes

  • cestodes

  • Wuchereria bancrofti


246.

Male mosquito is not sanguivore as

  • it lacks cutting and biting mandibles

  • it does not require any kind of proteins

  • it lacks smelling power

  • All of the above


247.

The movements of neutrophils to the site of inflammation is due to

  • release of hormone

  • Chemotaxis

  • activity of antigens

  • activations of antigens


248.

Which one of the following conditions though harmful in itself, is also a potential saviour from a mosquito borne infectious disease?

  • Pernicious anaemia

  • Leukaemia

  • Thalassaemia

  • Sickle cell anaemia


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249.

Short-lived immunity acquired from mother to foetus across placenta or through mother's milk to the infant is categorised as

  • cellular immunity

  • innate non-specific immunity

  • active immunity

  • passive immunity


D.

passive immunity

Passive immunity is the one in which the individual acquires pre-formed antibodies from outside and so is the case of the immunity that foetus/ infant/ acquires from mother via placenta or mother's milk.

Cellular immunity is a protective immune process that involves the activation of phagocytes, antigen-sensitized cytotoxic T cells and the release of cytokines and chemokines in response to antigen. 

Innate immunity refers to nonspecific defense mechanisms that come into play immediately or within hours of an antigen's appearance in the body. 

Active immunity is the immunity which results from the production of antibodies by the immune system in response to the presence of an antigen.


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250.

Inflammation response in allergy is caused by release of one of the following by mast cells

  • antigenes

  • histamine

  • immunogenes

  • immunoglobulin


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