应用洋地黄效果较好的心力衰竭是() ["充血性心力衰竭伴房颤","肺源性心脏病致心衰","心肌炎致心衰","甲状腺功能亢进致心衰","肥厚型心肌病致心衰"]
男性,62岁。突发右侧肢体活动不灵半天来院急诊。体检:神清,右侧中枢性面、舌瘫,右侧肢体上运动神经元性瘫痪。最有助诊断的辅助检查为() ["头颅平片","经颅多普勒超声","头颅CT","颈椎片","测血压"]
小儿肠套叠空气灌肠复位成功后的表现,哪项不正确() ["拔出气囊肛管后,小儿排出大量臭气和一些紫红色黏液","病儿很快入睡,不再有阵发性哭闹","腹部扪诊原有肿块不能再触及","炭剂试验,炭末于6~8小时后由肛门排出","X线示下腹部有气体"]
肾髓质钙化可见于下列哪种情况() ["原发性甲状旁腺功能亢进","先天性肾小管性酸中毒","痛风性肾病","急性肾皮质坏死","髓质海绵肾"]
生长激素的作用是() ["促进骨髓的发育","促进软骨生长","促进脂肪代谢","刺激生长素分泌","刺激肝细胞分化"]
离心泵是靠离心作用使叶轮外缘处的液体压力()而将水压出。