<prompt> Staphylococcus aureus is a normal inhabitant of: March 2005ThroatNoseSkinGIT  <response>: Ans. B: Nose Staphylococci are Gram-positive spherical bacteria. S. aureus colonizes mainly the nasal passagesespecially anterior pares, but it may be found regularly in most other anatomical locales. S. epidermidis is an inhabitant of the skin. 