Common inhabitant of throat and tonsils is______________?
Correct answer: A. Alpha hymolytic streptococci (S. viridans)
- A. Alpha hymolytic streptococci (S. viridans)
- B. Staphylococci
- C. Beta hemolytic streptococci
- D. Pneumococci
Explanation
Viridans streptococci are alpha-haemolytic organisms that commonly colonise the mouth, throat and tonsils. Pneumococci may colonise the nasopharynx, but they are not the usual normal flora of the tonsils.
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