食管3个狭窄距中切牙距离分别为()


食管3个狭窄距中切牙距离分别为()

A.5cm,15cm,25cm

B.10cm,20cm,30cm

C.15cm,25cm,35cm

D.15cm,25cm,40cm

正确答案:15cm,25cm,40cm



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