Multiple Choice Questions

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Note the following features and choose the ones applicable to Wuchereria bancrofti.

  1. Coelozoic Parasite
  2. Histozoic Parasite
  3. Monogenetic Parasite
  4. Digenetic Parasite
  5. Monomorphic, acoelomate parasite
  6. Dimorphic pseudocoelomate parasite

  • II, III, V

  • II, III,IV

  • II, IV, VI

  • I, III, IV


C.

II, IV, VI

Option C is correct. Wuchereria bancrofti commonly called filarial worm is a digenetic, dimorphic, pseudocoelomate, histozoic and pathogenic parasite. It is digenetic because it has two stages of multiplication in two different hots, one sexual in the mature form, the other asexual in larval stages. It is a histozic parasite as it lives in the tissue outside of a cell body.


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Transplantation of tissues/organs fails often due to non-acceptance by the patient's body. Which type of immune-response is responsible for such rejections?

  • Autoimmune response

  • Cell-mediated immune response

  • Hormonal immune response

  • Hormonal immune response

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Which of the following is not an autoimmune disease?

  • Psoriasis

  • Rheumatoid arthritis

  • Vitiligo

  • Alzheimer's disease


In which disease does mosquito-transmitted pathogen cause chronic inflammation of lymphatic vessels?

  • Elephantiasis

  • Ascariasis

  • Amoebiasis

  • Ringworm disease


Which part of poppy plant is used to obtain the drug “Smack”?

  • Flowers

  • Latex

  • Leaves

  • Roots


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Which of the following options correctly represents the lung conditions in asthma and emphysema, respectively?

  • Inflammation of bronchioles; Decreased respiratory surface

  • Increased number of bronchioles;Increased respiratory surface

  • Decreased respiratory surface;Inflammation of bronchioles

  • Increased respiratory surface;Inflammation of bronchioles


Humoral immunity is mediated by

  • R-cells

  • T-cells

  • NK-cells

  • Plasma cells


Monoclonal antibodies and polyclonal antibodies are produced by

  • T-memory cells

  • NK- cells

  • Plasma cells of B-lymphocytes

  • Memory cells of B-lymphocytes


Pellagra is caused by deficiency of vitamins

  • B5

  • B2

  • B6

  • B1


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The effect of cigarette smoking and radon in combination on lungs is

  • Fatal

  • Synergistic

  • Mutualistic

  • Antagonistic


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