Potassium Regulation — Flashcards

Potassium Regulation — Flashcards

Potassium Regulation — Flashcards
#1

The _____ cells of the late distal tubule and collecting duct secrete H+

#2

Some _____ in the cells of the thick ascending limb diffuse back into the lumen, creating a lumen positive potential difference

#3

In the presence of _____, aquaporin 2 channels are inserted in the luminal membrane of principal cells of the late distal tubule and collecting duct

#4

The major solutes absorbed in the proximal tubule are _____ and NaHCO3

#5

Reabsorption of Na+ in the collecting duct creates a _____ luminal potential that facilitates K+ excretion

#6

Mineralocorticoids (aldosterone) cause increased renal _____ secretion via action on the -intercalated cells of the late distal tubule and collecting duct

#7

The _____ cells of the late distal tubule and collecting duct secrete K+

#8

What formula is used to calculate clearance? _____

#9

What equation may be used to calculate free-water clearance (CH2O)? _____

#10

The fraction of filtered water absorbed may be measured using the equation: _____

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Potassium Regulation Flashcards | Renal Physiology Study Cards - OnCourse