问题
单项选择题
接诊Ⅳ度喉梗阻患者，正确的处理是（）。
A.立即应用足量有效的抗生素和糖皮质激素
B.立即查明病因，及时进行病因治疗，如喉异物取出、咽后脓肿切开，可立即解除喉阻塞
C.密切观察病情，做好气管切开术的准备
D.立即行气管切开术，若病情十分紧急，可先行环甲膜切开术或气管插管
E.以上都正确
答案
参考答案：D
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接诊Ⅳ度喉梗阻患者，正确的处理是（）。
A.立即应用足量有效的抗生素和糖皮质激素
B.立即查明病因，及时进行病因治疗，如喉异物取出、咽后脓肿切开，可立即解除喉阻塞
C.密切观察病情，做好气管切开术的准备
D.立即行气管切开术，若病情十分紧急，可先行环甲膜切开术或气管插管
E.以上都正确
参考答案：D
Most glasses help people see better, but a new invention from Japan may soon improve language skills and language barriers instead. High-tech Company NEC has a device that it says will users to communicate with people of different . Shaped like a pair of eyeglasses without the lenses(镜片), the computer-assisted Tele Scouter would a picture-forming device to present almost real-time translations directly onto the retina（视网膜）. The text, provided instantly voice recognition and programs, would effectively provide movie-like “subtitles” （字幕） during a conversation between two people the glasses. “You can keep the flowing,” NEC market development official Takayuki Omino told reporters at Tokyo exposition (展览会) the device was on display. “This could also be used for talks with secret information,” says Omino, stating that there would be no for translators. Each user’s words would be by microphone, translated, and be instantly for conversation partners in visual text and as audio delivered through headphones. Users can still see their conversation partner’s face because the text is onto only part of the retina—the first time such technology is used in a commercial product, according to NEC. The company plans to put the Tele Scouter in Japan in November next year, at the beginning without the translation mode.
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