Transport%20Across%20Membranes

1
Transport Across Membranes
Passive Diffusion Passive Transport (Facilitated
Diffusion) Active Transport
2
1) Na/K pump
3 Na
ATP
ADP
3 Na
2 K
2 K
3
low glucose
Na/glucose symporter
glucose
2Na
apical membrane
2Na
glucose
high glucose
glucose
Na
K
Basolateral membrane
Na
K
glucose
Na/K ATPase
low glucose
Glucose transporter Uniport