Streptococci

Which of the following will yield a positive result on CAMP test?

• Group A

• Group B

• Group C

• Group A and B

Which of the following streptococci is capnophilic?

• S.pyogenes

• S.agalactiae

• S.dysagalactiae

• S.pneumoniae

Lancefield classification for Streptococcus pneumoniae.

• A

• B

• D

• None

Principal virulence factor of GAS.

• Pili

• Coagulase

• M Protein

• C Carbohydrate

An acute infection of the dermal layer of the skin with painful swollen, reddish spots.

• Erysipelas

• Cellulitis

• Bullous Impetige

• Scarlet Fever

Specific C carbohydrate for Streptococcus pneumoniae.

• Rhamnose glucosamine

• Glycerol teichoic acid

• None

• N-acetylglucosamine

Other name for cysteine protease.

• Exotoxin A

• Exotoxin B

• Exotoxin C

• Exotoxin D

Bright’s Disease is a sequalae of?

• GBS

• GCS

• GAS

• None of the choices

Positive result for PYR Test.

• Pink

• Blue

• Red

• Purple

This test is used to differentiate S.agalactiae from other B-hemolytic streptococci. It is performed in an aerobic environment.

• PYR

• 6.5% NaCl

• CAMP

• Hippurate Hydrolysis