[名词解释] 急性肺栓塞

心脏右前斜位，冠状面与暗盒的角度是() ["A．45°～55°","B．56°～65°","C．66°～70°","D．71°～80°","E．81°～85°"] 氧合指数 膈上肋骨摄影，采用的呼吸方式为() ["A．浅呼吸后屏气","B．深呼气后屏气","C．深吸气后屏气","D．平静呼吸后屏气","E．腹式呼吸后屏气"] 高血压危象 呼气末正压通气(PEEP) 急性肺栓塞