Infectious Diseases

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  • Created by: dionnej13
  • Created on: 15-10-16 12:37

1. Define commensalism

  • Microorganism making use of a host without causing disease
  • Immune response to microorganism which eradicates them
  • Microorganisms protecting the host from pathogenic species inducing damage to themselves
  • Bacteria adhered to the host in a biofilm which keep viral infection under control
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2. 99% of infectons in the respiratory tract are caused by?

  • Influenza
  • Viruses
  • Bacteria
  • Candida

3. A local infection by diptheria is found in?

  • The skin
  • The respiratory tract
  • The ear
  • The gastrointestinal tract

4. Transient flora are not significant as long as?

  • The patient does not already have any colonies of that microorganism
  • Normal flora is able to evade the immune system
  • Normal flora is stable
  • The patient has good nutrition

5. Change in HA or NA proteins resulting in new ones is known as?

  • Antigenic shift
  • Antigenic drift
  • Antigenic renewal
  • Antibody shift
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