下述哪项说明胎盘功能低下?() ["妊娠32周后,尿雌三醇连续多次均>10mg\/24小时","OCT试验阴性","妊娠35周后血清HPL<4mg\/L","尿雌激素\/肌酐比值>15","NST试验为有反应性"]
静息电位的大小接近于() ["K

平衡电位","Na平

衡电位","Ca

平衡电位","Na

平衡电位与K

平衡电位之差","Na

平衡电位与K

平衡电位之和"]
患者,男,40岁。长期饮酒史,近1个月来反复上腹部疼痛,伴有恶心呕吐反酸。上消化道钡餐检查显示胃小弯侧可见一个直径约1.5cm龛影,黏膜纠集,周围形成2cm左右的透明带。该患者应最可能是() ["穿孔性溃疡","穿透性溃疡","胼胝性溃疡","多发性溃疡","复合溃疡"]
被称为“生痰之本”的是() ["心","肝","脾","肺","肾"]
某护士根据注射单给患者输液。当她在操作后查对时,发现误将邻床患者的液体输给该患者。她立即停止输液并更换了正确的液体,未给该患者造成任何不良后果。该种情况属于() ["四级医疗事故","三级医疗事故","二级医疗事故","一级医疗事故","不属于医疗事故"]
单糖酵解