马牙或板牙(fronttooth)
男，52岁，血涕3月余。CT如图所示，最可能的诊断为() ["A．鼻咽癌","B．咽旁混合瘤","C．咽部神经纤维瘤","D．小唾液腺瘤","E．咽旁脓肿"]
早产儿视网膜病
肾功能监测()心功能监测()呼吸功能监测()神经系统监测() ["A．持续监测血氧饱和度","B．持续监测心电图变化","C．严密观察瞳孔、意识及反射","D．严密观察用药后反应","E．仔细观察尿量、颜色"]
鼻窦不包括下列哪项() ["A．蝶窦","B．直窦","C．上颌窦","D．额窦","E．筛窦"]
股骨颈骨折、股骨头坏死是由于()肱骨中、下1／3处骨折常引起()肱骨髁上骨折最常引起()
