大面积烧伤后,突然出现上消化道出血或急腹痛和腹膜炎症状,可能是并发了()
A.Cushing溃疡
B.十二指肠溃疡
C.Curling溃疡
D.复发性溃疡
E.吻合口溃疡
参考答案:C
职业卫生与职业医学是预防医学中的一个()
A.三级学科
B.子学科
C.分支学科
D.和临床医学的交叉学科
E.学派
When operating the air supply system in a covered lifeboat the().
A.fuel supply valve should be closed
B.hatches,doors,and oar ports should be closed
C.air cylinder shut-off valve should be closed
D.engine should be shut off