题目内容

颅脑损伤的病人,腰椎穿刺抽出血性脑脊液,首先应考虑()

A. 脑挫裂伤
B. 硬脑膜外血肿
C. 脑震荡
D. 脑水肿
E. 颅盖骨骨折

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Your vessel has lifeboats on both sides. Lifeboat No. 2 is located().

A. forward of lifeboat No. 4 on the starboard side
B. forward of lifeboat No. 4 on the port side
C. aft of lifeboat No. 1 on the starboard side
D. All of the above

消音弯管的平面边长大于___mm时,应加设吸引导流片。()

A. 400
B. 500
C. 700
D. 800

以下哪种检查方法显示鼻咽癌深部软组织侵犯范围最好()

A. MRI
B超
CT
D. X线摄片
ECT

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