Ohngren界限主要用于描述下面哪种鼻窦恶性肿瘤的情况（） ["上颌窦","额窦","筛窦","蝶窦","额、蝶窦"]
气管闭合性损伤可出现（） ["咳嗽及咯血、呼吸困难、气肿、局部疼痛","疼痛、吐血或呕血、气肿","颈部血肿、神经受压、脑缺血等","空气逸出、刺激性咳嗽、呼吸困难","吞咽痛、吐血、呕血、皮下气肿、颈部可见食物及唾液溢出"]
颈动脉创伤性栓塞最可靠的诊断方法是（） ["CT检查","X线检查","B超检查","MRI检查","DSA检查"]
气管闭合性创伤常伴有（） ["甲状腺损伤","食管损伤","喉挫伤","颈椎损伤","颈部血管损伤"]
当外力从正面直接撞击颈部时，主要损伤（） ["颈椎","颈部大血管","食管","喉、气管、甲状腺","颈部神经"]
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