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【单选题】
下列关于血压的叙述，错误的是（ ）A.
一般所说血压是指体循环的动脉血压
B.
血压的测量通常用血压计在上臂肱动脉处测定，数值用KPa表示
C.
13.6/9.8KPa表示收缩压为9.8KPa，舒张压为13.6KPa
D.
血液在血管内向前流动时造成的侧压力叫血压
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