方法以离体兔主动脉条观察该三种血管舒张药对氯化钾、去甲肾上腺素量效曲线及预收缩血管的影响。
Methods The effects of three vasodilators on the potassium chloride, norepinephrine concentration-response curves and precontracted rabbit aorta were investigated.
各种药物对血管环的作用强度用最大舒张率表示，即加药后收缩幅度与加药前收缩幅度的百分比。
The intensity of effects of all drugs on vascular ring was presented by the maximum diastolic rate, i. e. the percentage of contracted extent after and before administration.
应用推荐