The nest important preventive measure for diphtheria is: a) Avoid infected perso

Question

The nest important preventive measure for diphtheria is: a) Avoid infected persons b) Immunization with diphtheria toxoid c) Immunization with diphtheria antitoxin d) Antibiotic prophylaxis e) None of the above A point to note in relation to tuberculosis is: a) It is always acute b) It is always chronic c) c) The outcome of the struggle between the tubercle bacillus and the host may decided for many years d) The disease is always confined to the lungs e) None of the above A positive tuberculin test indicates: a) Active tuberculosis b) The person has been infected with tubercle bacilli c) Hypersensitivity to tuberculoprotein d) None of the above e) Only B and C above An individual can have several common cold infections over a short period because: a) Over 100 serologic types of rhinoviruses have been isolated b) Each type of rhinovirus is immunologically distinct c) No immunity results from any virus infection d) All of the above e) Only A and B above A

Explanation / Answer

29. (b) Immunization with Diptheria toxoid. Because in toxoids the toxic effect of toxins is neutralized already so it doesnt have serious side effects.

30. (d) The disease is confined to lungs mainly.

31. (b) The person has been infected by TB bacteria. It does not tell whether disease is active or latent.

32.(d) All of the above

33.(a) There are over 100 different rhinoviruses with no cross-serotype protection.

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