A.主動(dòng)脈瓣關(guān)閉不全 B.肺動(dòng)脈瓣關(guān)閉不全 C.二尖瓣狹窄 D.二尖瓣關(guān)閉不全
A.音調(diào)較低 B.心尖部較響 C.歷時(shí)較長(zhǎng) D.心底部聽診最清楚
A.140/90mmHg B.130/80mmHg C.130/85mmHg D.139/89mmHg