低钾型周期性麻痹是哪个离子通道病() ["钠离子通道","钙离子通道","钠和钙离子通道","钾和钙离子通道"]
单侧肺通气较两侧肺通气气量减少() ["12%","17%","22%","27%","32%"]
梅毒树胶肿是() ["A.结缔组织","B.淋巴组织","C.血管组织","D.间叶组织","E.肉芽组织"]
前牙固定桥最好的固位体设计是() ["A.开面冠","B.金瓷冠","C.3\/4冠","D.金塑冠","E.邻切嵌体"]
2个月女婴,出生后第3天出现黄疸至今未完全消退,吃奶量少,吸吮慢,平时安静多睡,哭声低哑,大便2天1次,色黄,腹胀,脐疝,肝右肋下2cm,质软,脾未扪及。最可能的诊断是() ["肝炎","败血症","先天性巨结肠症","先天性胆道闭锁","先天性甲状腺功能减低症"]
简述手指屈肌腱的解剖分区。