Questions With Complete Solutions
A (GAS) Correct Answers Lancefield groupoing of
S. agalactiae
Adhere to tissues and form biofilms (surface
proteins, membrane glycolipids, gelatinase, and pili
Antibiotic resistance (inhereted resistance or have
acquired genes) Correct Answers Virulence
factors of Enterococcus
Adherence and colonization (pspA and pspB *host
choline and prevents complement deposition)
Polysaccharide capsule (antiphagocytic)
Pneumolysin
Autolyin Correct Answers Virulence factors of S.
pneumoniae
Bacitracin = R Correct Answers What is the
bacitracin sensitivity of S. agalactiae
Bacitracin = S Correct Answers What is the
bacitracin sensitivity of S. pyogenes
Bacteremia
Endocarditis
Association with colorectal carcinoma Correct
Answers Clinical manifestation of S. bovis
, Bacteremia, pneumonia, and meningitis
Serotype Ia, III, V Correct Answers Neonatal Early-
onset of S. agalactiae
Breaks down peptidoglycan and believed to lyse
cell to release virulence factors Correct Answers
Autolysin (LytA) Function
c antigen Correct Answers What is the surface
protein of S. agalactiae
C5a peptidase
Anti-phagocytic
Streptococcal inhibitor of complement (SIC;
inactivates comlement membrane attack complex)
SLO and SLS (Apoptosis of PMNs and Ms) Correct
Answers S. pyogenes immune evasion virulence
factors
C5a peptidase
Anti-phagocytic (hyaluronic acid capsule and M
protein)
Streptococcal inhibitor of complement (SIC)