制定《反间谍法》的法律依据是() ["A、宪法","B、行政法","C、刑法","D、行政法规"]
肠道杆菌动力检查的首选方法是() ["半固体穿刺法","压滴法","悬滴法","暗视野荧光法","细管法"]
1岁男孩,临床诊断为细菌性脑膜炎,细菌培养时发现在预加的金黄色葡萄球菌菌落周围细菌生长旺盛,出现卫星现象,关于该菌做药敏试验时叙述正确的是() ["M-H琼脂培养基","空气中孵育","平板倒置放入35℃孵箱","孵育8小时后看结果","培养基pH为6.0"]
简述智齿冠周炎。
分离霍乱弧菌所用的平板是() ["SS平板","TCBS平板","麦康凯平板","EMB平板","中国蓝平板"]
请演示胸壁、胸廓视诊检查方法。(须口述视诊内容)