A deiitive dgnosis that has beom deterssined by biopsy, surgery, atopay, or othe

Question

A deiitive dgnosis that has beom deterssined by biopsy, surgery, atopay, or other methods and has been accopted as the standard is known s IAl predictive value Bl pralktive vale) CJ pold standard 21. The severity of a disee proaced by an infectionus agenst is referred bo a [Al infectivey [EBJ toxigenicity IC3 vinulenoe. D) None of these is correct. 22. The first case of a discase bo cose to the attention of authorities is the: AJ hos B] indes case [Cj camier DI vector 23. The a result of the immunity of a large of an entine commanity to an infectious agent a n that commurity to the agant is known as: IA] passive insmunily [EB] herd immunity C1 active immunity [D] None of these is oorrect. 24, Examples of infections caused bry indirect transmissioes of disease ngombs imclude: A] vehicle-bome infections. (BI airborne infections. Cl vector-borne infections (D] All of these are coerect 25. An inanimate object that carries infectious discase agents is a A) vector B) fomite C) host. D) None of these is correct 26. An animate, living insect oe animal that is involved with the transmission of disease agents is a A) vector. B) fomite C) host. D) None of these is corect. 27. The likely transmission of severe acute respiratory syudrome (SARS) during a 2003 light to is thought to have been a(n): A) vector-borne infection. B) waterborne infection. C) airborne infection. D) sexually transmitted infection.

Explanation / Answer

Answer:

20. Option C

Gold standard

21. Option C

virulence

22. Option B

index case

23. Option B

herd immunity

24. Option D

All of the above are correct

25. Option B

fomite

26. Option A

Vector

27. Option D

Sexually transmitted infection

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