单项选择题
A.端脑B.小脑C.间脑D.脑干E.脊髓
A.16-20sB.25-30sC.55-60sD.50-60sE.60-70s
A.出血性脑梗塞B.蛛网膜下腔出血C.硬膜外血肿D.硬膜下血肿E.脑内血肿
A.平静呼吸B.深吸气后屏气C.深呼气后屏气D.不屏气E.缓慢连续呼吸
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