Flashcards in Pumps and Epithelia Deck (10):
Na/K ATPase pumps __ in and ___ out.
Constant pumping by the Na/K ATPase counters _____________________________________. It is required to keep ___________________________.
The leakage of ions across the cell membrane
Normal electrolyte concentrations
Na/K ATPase action keeps ionic gradients _______. This maintains _______________.
Resting membrane potential
Na+ is ____ to/from it's equilibrium potential in cells
K+ is ____ to/from it's equilibrium potential in cells
Cl- is ____ to/from it's equilibrium potential in cells
What does paracellular mean?
Transport between cells
What does transcellular mean?
Transport through cells
Paracellular transport is limited by _______________.