The viridans streptococci are
A)not entirely groupable by Lancefield serology.
B)the most numerous residents of the oral cavity.
C)opportunists that can cause subacute endocarditis.
D)introduced to deeper body tissues by dental or surgical procedures.
E)All of these choices are correct.

Question

Quizplus · Accepted Answer

All of the choices are correct. The viridans streptococci are not easily identifiable by Lancefield serology, are the most abundant inhabitants of the oral cavity, are opportunistic pathogens that can cause subacute endocarditis, and can be introduced into deeper body tissues through dental or surgical procedures.

The Viridans Streptococci Are