早产儿的外观特点?
三大营养物质在体内氧化时所释放的能量用来维持体温的能量占总量的() ["A．30％","B．40％","C．50％","D．60％","E．70％"]
眶距过窄，常见于下列哪些疾病() ["A．额缝早闭","B．冠状缝早闭","C．矢状缝早闭","D．先天愚型","E．端脑发育异常"]
SGA的病因?
下述哪项属于上人工呼吸机的禁忌证() ["A．急性呼吸衰竭呼吸停止者","B．肺通气明显不足者","C．大量胸腔积液者","D．慢性重症呼吸衰竭经治疗无效者","E．急性呼吸衰竭呼吸微弱经积极治疗无改善者"]
简述新生儿窒息引起低钠血症的原因。
