题目内容
酚妥拉明治疗充血性心力衰竭是由于
2022-01-21
A.直接增强心肌收缩
B.收缩血管，升高血压
C.利尿消肿，减轻心脏负荷
D.扩张血管,降低外周阻力，减轻心脏后负荷
E.降低心肌耗氧量
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