自主: 1.(自己做主) act on one's own; be one's own master; decide for oneself; keep the initiative in one's own hands 短语和例子独立自主 independently and with the initiative in one's own hands; 自主管理 manage i
Sympathetic innervation of the juxtaglomerular apparatus in the kidney releases renin ; angiotensin stimulates autonomic centers in the brain to increase sympathetic discharge 肾脏肾小球旁体的交感神经支配释放肾素;血管紧张素刺激大脑自主中枢,增加交感冲动发放。