妊娠合并心脏病的护理()妊娠合并急性病毒性肝炎的护理() ["A．第二产程用力屏气，快速结束分娩","B．做好消毒隔离，加速产程进展","C．清洁灌肠","D．保护、改善心功能状况","E．产后母婴同室"]
肺的闭合容量是指() ["A．两侧肺呼出的气量","B．一侧肺呼出的气量","C．闭合气量","D．余气量","E．闭合气量与余气量之和"]
妊娠合并心脏病易发生()妊娠合并急性病毒性肝炎易发生() ["A．心力衰竭","B．产褥感染","C．产后出血","D．胎儿发育不良","E．血压正常"]
生理无效腔量在潮气量中约占多少() ["A．40%","B．30%","C．20%","D．10%","E．5%"]
简述心功能的分级。
心脏病产妇产褥期应注意哪些问题?
