STREPTOCOCCUS QUIZ

Which of the following test(s) may establish retrospective diagnosis of streptococcal infection?

Anti-DNase B test

All of these

ASO test

Streptozyme test

TRUE ANSWER : ?
YOUR ANSWER : ?

Which of the following test indicates the susceptibility to streptococcal pyrogenic exotoxin?

Precipitation test

ASO test

Schick test

Disk test

TRUE ANSWER : ?
YOUR ANSWER : ?

Which of the following condition is non-suppurative sequelae of Streptococcus pyogenes infections?

Erythema nodosum

Acute glomerulonephritis

All of these

Acute rheumatic fever

TRUE ANSWER : ?
YOUR ANSWER : ?

The bacterial sore throat is caused by

Haemophilus spp

Mycoplasma pneumoniae

Staphylococcus aureus

Streptococcus pyogenes

TRUE ANSWER : ?
YOUR ANSWER : ?

Cell wall protein of Streptococcus pyogenes crossreacts with human

cardiac valves

synovial fluid

vascular intima

myocardium

TRUE ANSWER : ?
YOUR ANSWER : ?

Streptolysin O is

oxygen-labile

antigenic

all of these

heat-labile

TRUE ANSWER : ?
YOUR ANSWER : ?

Which of the following cross-reacts with cell wall carbohydrate of Streptococcus pyogenes?

Cardiac valves

Synovial fluid

Vascular intima

Myocardium

TRUE ANSWER : ?
YOUR ANSWER : ?

Streptococcus pyogenes can be differentiated from other haemolytic Streptococci on the basis of

Penicillin sensitivity

Erythromycin sensitivity

Aminoglycosides sensitivity

Bacitracin sensitivity

TRUE ANSWER : ?
YOUR ANSWER : ?

The bacteria involved in the production of dental caries is/are

Streptococcus mutans

S sanguis

Both (a) and (b)

Streptococcus pyogenes

TRUE ANSWER : ?
YOUR ANSWER : ?

Crystal violet blood agar is a selective medium for

Staphylococcus aureus

β-haemolytic streptococci

Mycobacterium tuberculosis

Corynebacterium diphtheriae

TRUE ANSWER : ?
YOUR ANSWER : ?

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