Multiple Choice Questions

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Asthma may be attributed to

  • allergic reaction of the mast cells in the lungs

  • inflammation of the trachea

  • accumulation of fluid in the lungs

  • accumulation of fluid in the lungs


A.

allergic reaction of the mast cells in the lungs

Asthma is an allergic reaction characterised by spasm of bronchi muscles because of effect of histamine released by mast cells. 

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Match column1 and column2 and select the correct options from codes given below.

      Column1        Column2

A. Pigments          1) Abrin, ricin

B. Toxin                2) Concanavalin A

C. Alkaloid            3) Carotenoids A

D. Lectins             4) Morphine, codeine

  • A-(4), B-(3), c-(1), D-(2)

  • A-(2), B-(4), c-(1), D-(3)

  • A-(3), B-(1), c-(4), D-(2)

  • A-(1), B-(2), c-(3), D-(4)


Which one of the following fungi contains hallucinogens?

  • Morchella esculenta

  • Amanita muscaria

  • Neurospora sp.

  • Neurospora sp.

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In higher vertebrates, the immune system can distinguish self-cells and non-self. If this property is lost due to genetic abnormality and it attacks self-cells, then it leads to

  • graft rejection

  • auto-immune disease

  • active immunity

  • active immunity

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Peyer's patches produce

  • mucus

  • trypsin

  • lymphocytes

  • enterokinase


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Name the chronic respiratory disorder caused by cigarette smoking

  • asthma

  • respiratoty disease

  • respiratory alkalosis

  • respiratory alkalosis

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Antivenom injection contains preformed antibodies while polio drops that are administered into the body contain

  • harvested antibodies

  • gamma globulin

  • attenuated pathogens

  • attenuated pathogens

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Which of the following immunoglobulins does constitute the largest percentage in human milk?

  • lgD

  • lgM

  • lgA

  • lgA

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Infection of Ascaris usually occurs by

  • drinking water containing egg of Ascaris

  • eating imperfectly cooked port

  • tse -tse fly

  • tse -tse fly

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Which of the following statements is correct ?
1. Common cold- Droplet Infection.
2. Typhoid - Contaminated food & water.
3. AIDS- Shaking hands.
4. Ringworm - Using infected towels.

  • 1 and 2

  • 3 and 4

  • 1 and 3

  • 1,2 and 4


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