Keywords Prostaglandin E;atrial natriuretic peptide cGMP;cAMP;atrial dynamics;atrial stroke volume;pulse pressure;nitrie oxide;guanylyl cyclase;

• 前列腺素E_1;心房利尿钠肽;环磷酸鸟苷;环磷酸腺苷;心房搏动功能;心房每搏输出量;每搏压力值;一氧化氮;核苷酸环化酶;