Renal Protein Channels

Question 1

Na/H+ antiport

Answer 1

PCT and early DCT

Question 2

Na/Cl antiport

Answer 2

DCT - early proximal

Question 3

Na/H antiport

Answer 3

Distal convoluted tubule - early proximal

Question 4

H+ ATPase pump

Answer 4

Principal cells of distal convoluted tubule

Question 5

Na/ K+ ATPase basolateral antiport

Answer 5

Principal cells of distal convoluted tubule

AND
most parts of all nephron

Question 6

Secretion of acid H+ and Cl-

Answer 6

Alpha intercalated cells of DCT

Question 7

Cl/HCO3- basolateral antiport

Answer 7

Alpha intercalated cells of DCT

Question 8

HCO3- secretion

Answer 8

Beta intercalated cells of distal convoluted tubule

Question 9

Cl-/HCO3- luminal antiport

Answer 9

Beta intercalated cells of distal convoluted tubule.

Question 10

Mannitol targets

Answer 10

glomerulus

Question 11

Aldosterone works by inserting Na+/K+ ATPase pumps in basolateral membrane at

Answer 11

collecting duct

Question 12

Angiotensin II stimulates reabsorption of Na+ in

Answer 12

the proximal convoluted tubule

Question 13

Atrial Natriuretic Peptide acts to decrease Na+ reabsorption at

Answer 13

the collecting duct

Question 14

Na/K ATPase active transport antiport basolaterally

Answer 14

PCT (and throughout nephron?)