在“永言笔削,未暇尸之”中,“笔削”之义为() ["删除","校勘","修改","整理修订"]
生活史属于不完全变态的昆虫是() ["蚊","蝇","蚤","虱","白蛉"]
女,50岁,口干2年,双腮腺反复肿胀,临床检查唾液流率降低。腮腺造影表现为末梢导管扩张,腺泡充盈缺损,追问病史否认幼年发病史,应诊断为() ["A.腮腺淋巴结炎","B.舍格伦综合征","C.复发性腮腺炎","D.腮腺结核","E.阻塞性腮腺炎"]
一患儿突发右小腿痛,活动障碍,X线示右胫骨中段骨折,骨折端膨大,骨皮质变薄。引起骨折的主要因素是() ["直接暴力","间接暴力","积累性劳损","肌肉牵拉力","骨骼疾病"]
阿米巴痢疾主要通过哪种途径传播() ["空气、飞沫传播","水或食物传播","接触传播","血液或血制品传播","中间宿主传播"]
卵子与精子结合的部位是拾取卵子的主要部位是精子获能的主要部位是