该病例最可能的诊断() ["A．主动脉窦瘤","B．室间隔缺损","C．右室流出道狭窄","D．室间隔膜部瘤并破裂","E．以上都不是"]
该病例最可能的诊断() ["A．三房心","B．部分性肺静脉畸形引流","C．完全性肺静脉畸形引流","D．瓣上环","E．部分型心内膜垫缺损"]
新生儿血容量约占体重____，儿童血容量约占体重_____。
该肺动脉狭窄最可能为哪一型() ["A．肺动脉闭锁","B．肺动脉瓣狭窄","C．肺动脉瓣下狭窄","D．肺动脉瓣上狭窄","E．肺动脉扩张"]
该病例最可能的诊断() ["A．右室双腔","B．三尖瓣缺如","C．异位腱索","D．三尖瓣下移","E．室间隔缺损"]
血红蛋白分子由__对多肽链组成，构成血红蛋白的多肽链共有6种，分别是__、__、___、__、__和__链。
