患者外感风邪,头痛较甚。伴恶寒发热,目眩鼻塞。舌苔薄白脉浮。治疗宜选用( )
当Ccr为51~80ml/min时,肾功能的分期是
患者,女,33岁。月经紊乱,月经周期20天左右,曾流产2次,妇检:子宫正常,双侧附件未见异常。导致月经紊乱的原因是( )
子宫内膜不规则脱落
卵巢无排卵
垂体功能低下
黄体功能不足
卵巢功能衰退
When students are doing activities,the teacher walks around and provides help if necessary,both in ideas and language. What role is the teacher playing?