Humoral immunity is mediated by

• R-cells

• T-cells

• NK-cells

• Plasma cells

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

• Elephantiasis

• Ascariasis

• Amoebiasis

• Ringworm disease

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

• Fatal

• Synergistic

• Mutualistic

• Antagonistic

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

Which of the following is not an autoimmune disease?

• Psoriasis

• Rheumatoid arthritis

• Vitiligo

• Alzheimer's disease

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

• Flowers

• Latex

• Leaves

• Roots

Monoclonal antibodies and polyclonal antibodies are produced by

• T-memory cells

• NK- cells

• Plasma cells of B-lymphocytes

• Memory cells of B-lymphocytes

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

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

Pellagra is caused by deficiency of vitamins

• B₅

• B2

• B₆

• B₁