Chapter 63 Fluid and Electrolyte Disturbances

Question 1

The entire daily intake of potassium is excreted
__% in urine
__% in stool

Answer 1

90% urine

10% stool

Question 2

K is transported along the entire nephron. What plays a dominant role in renal K SECRETION?

Answer 2

Principal cells of the connecting segment (CNT) and cortical CD

Question 3

K is transported along the entire nephron. What plays a dominant role in K renal tubular REABSORPTION in K-deficient states?

Answer 3

Alpha-intercalated cells of the outer medullary CD