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Earn 100

An example of active immunity is

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Important Questions on Human Health and Disease

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Identify the wrong statement with reference to immunity.
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Immunosuppressive drugs like cyclosporine delay the rejection of graft post organ transplantation by
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Which of the following immune responses is responsible for the rejection of kidney graft?
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Study the following:
Statement I : TH cells are involved in humoral and cell mediated immunity.
Statement II : Natural killer cells are a type of lymphocytes.

The correct option among the following is

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Match each disease with its correct type of vaccine:
 
 (a) Tuberculosis (i) Harmless virus
 (b) Whooping cough (ii) Inactivated toxin
 (c) Diphtheria (iii) Killed bacteria
 (d) Polio (iv) Harmless bacteria
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Injection of an antidote against snakebite is an example of
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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?
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Identify the odd one from the following :
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Passive immunization is achieved by administering
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A person was saved from poisonous snake bite by antivenom injection. Which of the following immunity explains this form of protection?
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Read the following statements
I) TC lymphocytes are involved only in cell mediated immunity.
II) Thymus gland of mammals is a secondary lymphoid organ.
III) The part of antibody that recognises and binds to an antigen is called epitope.
IV) Interleukins are primarily involved in differentiation of the cells of immune system.

Among the above, the incorrect statements are

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Grafted kidney may be rejected in a patient due to:
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The cells which remove unwanted substances and microbes that attack the liver by phagocytosis are
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The yellowish fluid "colostrum" secreted by mammary glands of mother during the initial days of lactation has abundant antibodies (IgA) to protect the infant. This type of immunity is called as:
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Match the following:

  Set-I   Set-II
(A) Vaccination (I) Artificial passive immunity
(B) Granzyme release (II) Cell-mediated immunity
(C) Lysozyme mediated (III) Artificial active immunity
(D) Antivenin (IV) Innate immunity

The correct match is

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Match the components of immune system in Column-I with their respective function/role in

Column-Il and select the correct option.

Column-I Column-II
a) Perforin i) digest bacterial cell walls.
b) Interferons ii) stimulate proliferation of other T-lymphocytes
c) Lymphokines iii) produce holes in infected cells
d) Lysozymes iv) make surrounding cells resistant to viral infection
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The concept of vaccination arose from Edward Jenner's observation that
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Which one of the following cell types is a part of innate immunity?
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Interferons combat viral infection by:
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Antivenom injection contains preformed antibodies while polio drops that are administered into the body contain