下列哪种骨折易发生桡神经损伤()
A.肱骨颈骨折
B.肱骨外科颈骨折
C.肱骨中下1/3骨折
D.肱骨髁上骨折
E.肱骨髁间骨折
参考答案:C
翼静脉丛位于
A.颞下窝
B.眶下间隙
C.嚼肌间隙
D.口底
E.颊间隙
This fire extinguisher is to be used only in case of()
A.urgency
B.crisis
C.immediacy
D.emergency