【正文】
依他尼酸 ethacrynic acid。o)利尿藥 B. 增加腎臟血流量 C. 各種水腫首選 D. 過度利尿可導(dǎo)致低血鉀 E. 與氨基苷類合用增加耳毒性,34,第三十四頁,共三十五頁。x236。,甘露醇 mannitol,【 Actions 】作用(zu242。,167。li225。,螺內(nèi)酯( spironolactone)( 安體舒通),【Action】作用(zu242。o)作用 Antidiuretic action,3. 降壓(ji224。θai?zaid],【 Actions 】作用(zu242。n) Water & electrolyte disturbance,低血鉀:↑強(qiáng)心苷對心臟的毒性(dn b236。 ni224。diǎn),1. 利尿(l236。,二、常用(ch225。,4. 集合(j237。ng)重吸收,K+Na+2Cl 共同(g242。) H+Na+交換, Na+主動重吸收。y242。ng)) to increase urine volume by reducing sodium and water reabsorption. They are used to treat edema (水腫) and some unedema diseases such as hypertension (高血壓), kidney stones and hypercalcaemia (高血鈣癥).,3,第三頁,共三十五頁。,Instructional Objectives (教學(xué)(jiāo xu233。,167。i)),高效(ɡāo xi224。,1. 近曲小管 (proximal tubules),CO2 + H2O,碳酸酐酶,H2CO3,H+ + HCO3,()碳酸酐酶,H+↓,Na+重吸收↓,利尿(l236。,2. 髓袢 : 升支粗段髓質(zhì)部和皮質(zhì)(p237。,中效利尿藥 ( Moderate efficacy diuretics ):,()遠(yuǎn)曲小管近端NaCl重吸收,影響(yǐngxiǎng)尿的稀釋。,13,第十三頁,共三十五頁。r?us?maid ],【 Mechanism 】機(jī)理(jī lǐ),影響(yǐngxiǎng)尿的稀釋和濃縮,Site:,() K+Na+2Cl 共轉(zhuǎn)運(yùn)(zhuǎn y249。ng)肺水腫、腦水腫 Acute pulmonary edema and brain edema,呋