CNH. Ch.8 Communicable Diseases

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lrnino
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275638
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CNH. Ch.8 Communicable Diseases
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2014-05-29 23:56:50
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CNH Communicable Diseases
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CNH. Ch.8 Communicable Diseases
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  1. What org. is responsible for coordinating worldwide immunization efforts?
    WHO
  2. What org. is responsible for supervising communicable diseases worldwide?
    WHO.
  3. What is a reservoir for communicable disease?
    a source of infection for others. 

    like someone with an untreated STD.
  4. What is infective dose mean?
    The amt of organisms necessary to infect the host.
  5. What is invasiveness of the organism mean?
    ability of the org to enter and spread in tissues.
  6. What does pathogenicity mean?
    The power of the organism to produce disease.
  7. What is the disease reservoir?
    The site where the disease is usually found.
  8. What does resistance of the host mean?
    The ability of the host to to remained unaffected to when exposed to an infection agent.
  9. What is a vector?
    A carrier of infections (like a mosquito)
  10. What does virulence mean?
    Str. of the disease.

    So influenza are more virulent thatn others.
  11. Three most common STDs?
    • Chlamydia
    • HPV
    • Trichomoniasis
  12. Why are most people untreated for their STDs?
    asymptomatic
  13. Who is at greater risk for STDs?
    • adolescents
    • drug addicts
    • mult. sex partners
    • prostitutes
  14. How is HEP A transmitted? Does it have a vaccine?
    fecal. yes.
  15. How is HEP B transmitted? Does it have a vaccine?
    blood, body fluids. (razors, toothbrushes, needles, hemophiliacs, homosexual activity).

    yes.
  16. What is the leading cause of cirrhosis and chronic liver disease?
    HEP C
  17. Adolescent AIDS cases have ____ between 1988-1995.

    A) halved
    B) doubled
    B) doubled
  18. What cohort has the highest incidence of food poisoning?

    Which cohort has the highest risk for hospitalization and death from food borne infection?
    5yo and under.

    65+ and those that are immunocompromised.
  19. What is the most common vector disease? What is the primary method of controlling lyme disease?
    lyme disease.

    insect control.

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