Active transport Sodium-potassium pump its effects Other pumps:calcium pump,proton pump Secondary active transport Membrane protein:pump+transporter Forms:symport antiport Exocytosis endocytosis Exocytosis:cell secretion Endocytosis:phagocytosis Receptor mediated endocytosis
* Active transport Sodium-potassium pump & its effects Other pumps: calcium pump, proton pump * Secondary active transport Membrane protein: pump+transporter Forms: symport & antiport * Exocytosis & endocytosis Exocytosis: cell secretion Endocytosis: phagocytosis Receptor mediated endocytosis
3 Na+ 膜外 2K ATP酶 膜内 3 Na+ 2K+ ATP ADP+Pi Sodium-potassium pump
Sodium-potassium pump
Na+ 葡萄糖 氨基酸 紧密连接 mnnKm 钠泵 钠泵 Na t 载体 载体 葡萄糖 氨基酸 Secondary active transport
Secondary active transport
线粒体 粗面内质网 吞噬体溶酶体 高尔基复合体 0 @ 吞噬体 溶酶体 Exocytosis endocytosis
Exocytosis & endocytosis
再循环囊泡 ④ 吞饮小泡 胞内体 Receptor mediated 次级溶酶体 endocytosis
Receptor mediated endocytosis