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单选题
猩红热的病原体为（）
A
草绿色链球菌
B
金黄色葡萄球菌
C
表皮葡萄球菌
D
乙型A组溶血性链球菌
E
白色念珠菌
参考答案
参考解析
解析：
该题为专业知识记忆题。主要考查猩红热的病原体是A组B型溶血性链球菌，也称化脓性链球菌，直径为0.5～2.0μm，革兰染色阳性。
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