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单选题
反映左心功能的最重要的指标是（）
A
BP
B
CVP
C
SVRI
D
CO
E
PAWP
参考答案
参考解析
解析：
中心静脉压(CVP)是测定上、下腔静脉或右心房内的压力，评估血容量、右心前负荷及右心功能的重要指标；心排血量(CO)是监测左心功能的最重要的指标。
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