题目内容

Which molecule can degrade DNA released from dead cells in abscesses, facilitating bacterial spread during streptococcal infection?

A. streptokinase,
B. streptodornase
C. hyaluronidase
D. Coagulase;

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Which enzyme released by streptococcus can make a gap between the cells in the matrix, facilitating bacterial spread?

A. hyaluronidase,
B. streptodornase ,
Coagulase
D. streptokinase,

Which virulent molecule is associated with the infection of temperate phage in streptococcus?

A. Streptolysin.,
B. streptodornase,
C. pyrogenic exotoxins ,
D. hyaluronidase,

Your patient has subacute bacterial endocarditis caused by a member of the viridans group of streptococci.Which one of the following sites is MOST likely to be the source of the organism?

A. Colon
B. Skin
C. Oropharynx
D. Urethra

ASO test is applied to make a diagnosis for infection of -----?

A. Streptococcus pneumonia,
B. streptococcus pyogenes
C. Staphylococcus aureus
D. streptococcus viridans.

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