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题目类型:[单选]
[单选] 老年人主动脉弹性减退,并伴有小动脉硬化时,动脉血压的变化是( )
A
收缩压降低,舒张压升高
B
收缩压升高,舒张压降低
C
收缩压升高,舒张压升高
D
收缩压变化不大,舒张压升高
E
收缩压升高,舒张压变化不大
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