题目内容

Which statement is not right about Staphylococcus aureus?

A. Gram positive coccus,
B. It has O-Ag in its cell wall;
C. It carries SPA on the cell wall surface;
D. The resistant stain can produceb-lactamase.

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Which one of the following antibiotics is the last resort used to treat infections of Gram-positive bacteria resistant, including vancomycin- and methicillin-resistant Staphylococcus aureus.

A. Chloramphenicol,
B. Oxazolidinones,
C. penicillin;
D. tetracyclines

Which enzyme produced by S produced by S. aureus can enhance spread of bacteria to other location?

A. Hyaluronidase;
B. β-lactamase
C. Staphylokinase;
D. Lipases ;

Which ones of the following conditions are local diseases caused by staphylococcus?

A. Impetigo
B. folliculitis
C. carbuncle
D. toxic-shock syndrome

1、新刺激与原有条件刺激越相似，泛化越明显。

A. 对
B. 错