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【单选题】
下面对术后镇痛所致呼吸抑制的叙述中错误的是
A.
主要机制是过量的阿片类药物抑制了低氧和二氧化碳蓄积对延髓呼吸中枢的刺激作用
B.
临床表现为呼吸频率减低、每分通气量下降、氧饱和度降低
C.
静脉PCA致呼吸抑制的危险因素有:使用背景连续输注、医务人员控制给药、合用镇静催眠药、患者肝、肾、脑功能受损、呼吸暂停综合征、肥胖等;硬膜外应用吗啡时,因其高水溶性所致的缓慢吸收,可引起延迟性呼吸抑制
D.
治疗应暂停或减低阿片类药物剂量,吸氧;严重者应给予纳洛酮拮抗
E.
纳洛酮拮抗一定要充分,、足量应用,以免呼吸抑制造成不可逆转的损害
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【判断题】第一次国共合作的政治基础是孙中山的旧三民主义。
A.
正确
B.
错误
【简答题】Section CNow listen to the following recording and answer questions 16 to 19.16.A. They found the theory of flying. B. They had few precedents to look to. C. They knew how to control an airplane from ...
【简答题】Section CNow listen to the following recording and answer questions 16 to 19.16.A. In one’s middle age. B. In one’s late twenties. C. In one’s childhood. D. In one’s s or early twenties.
【判断题】第一次国共合作的政治基础是孙中山的三民主义。()
A.
正确
B.
错误
【单选题】Section C Now listen to the following recording and answer questions 16 to 18. 16.
A.
New Orleans was once colonized by England.
B.
New Orleans has much more cultural influences.
C.
New Orleans is more like a melting pot.
D.
New Orleans was greatly influenced by French culture.
【多选题】衡量液体对母材润湿能力的大小,可用液相与固相接触时的接触角大小来表示。当接触角为( )时,液体可以润湿固体。
A.
B.
20°
C.
100°
D.
120°
E.
150°
F.
180°
【多选题】衡量液体对母材润湿能力大小,可用液相与固相接触时的接触角大小来表示。当接触角为( )时,液体可以润湿固体。
A.
B.
20°
C.
100°
D.
120°
E.
150°
F.
180°
【单选题】第一次国共合作的政治基础是孙中山的()。
A.
民族主义
B.
新三民主义
C.
三民主义
D.
民权主义
【简答题】Section CNow listen to the following recording and answer questions 16 to 19.16.A. New laws made it possible to buy farmland. B. The government increased its agricultural imports. C. Economic depressi...
【简答题】Section CNow listen to the following recording and answer questions 16 to 18.16.A. For the past five weeks. B. For the past six weeks. C. For the past two months. D. For the past three months.
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