Negri body is A: Chlamydia inclusion B: measles inclusion C: Rabies virus inclusion D: herpes virus inclusion

迄今发现的结构最简单的病原体是( )。 A: Virus B: Bacteria C: Prion D: Fungi E: chlamydia

无细胞壁，菌体柔软，能够人工培养的最小细菌是_____。 A: Mycoplasma B: Rickettsia C: Chlamydia D: Actinomyces

下列微生物中( )类群没有细胞壁但有固醇。 A: Mycoplasma B: Spirochaeta C: Chlamydia D: Rickettsia E: 以上都是

目前能进行人工培养的最小微生物是（ ） A: 立克次氏体 (Rickettsia) B: 支原体 (枝原体) C: 衣原体 (Chlamydia) D: 螺旋体 (Spirochaeto)

下列微生物中（ ）类群没有细胞壁但有固醇 A: A Rickettsia B: B Mycoplasma C: C Spirochaeta D: D Chlamydia E: E 以上都是

Which of the following risk factors is most clearly implicated in the development of atherosclerosis and major risk factor? () A: high serum levels of high density lipoprotein (HDL) B: obesity C: sedentary lifestyle D: high total serum cholesterol levels E: Chlamydia pneumonia infection

Which one of the following statements is false? A: Tetracycline can depress bone growth and produce permanent discoloration of teeth in children under 8 years old B: Fluoroquinolones are active against both gram-negative and gram-positive organisms C: Legionella, Chlamydia, Mycoplasma are sensitive to macrolides D: Macrolides may be used in patients who are allergic to penicillins E: Penicillin G can be kept in solution at room temperature