部分或慢性缺血缺氧持续存在，引起哪部分脑组织损伤() ["A．大脑半球","B．脑白质","C．脑干","D．丘脑","E．小脑"]
损伤性肉芽肿好发时间一般为插管后的() ["A．1～4个周","B．2～8个周","C．2～4个月","D．3～6个月","E．6个月～1年"]
新生儿硬肿症的治疗() ["A．抗生素治疗","B．置于中性温度中复温","C．给予足够的热卡","D．常规应用肝素","E．也可置婴儿予怀抱中复温"]
新生儿硬肿症的特点() ["A．血小板降低","B．体温常不升","C．严重时可发生肺出血","D．只发生在冬季","E．反复惊厥"]
简述先天性喉喘鸣的临床表现。
试述常用的天平及其用途。
