Renal — Flashcards

Increased Na+ reabsorption due to decreased Cl- secretion (cystic fibrosis) results in increased _____ reabsorption

What second messenger regulates the Cl- channels in the luminal membrane of the intestine? _____

What effect does I- deficiency have on thyroid hormone secretion?_____

The _____ ratio compares the concentration of a substance in tubular fluid with its concentration in systemic plasma

Normal serum osmolality is ~ _____ mOsm/kg H2O

After the thick ascending limb, the [TF/P]Na and [TF/P]osmolarity are both _____ 1.0

In the late distal tubule, TF/P osm _____ 1 (high ADH)

Aldosterone upregulates _____ on the apical membrane of the principal cells, increasing Na+ reabsorption

In the thick ascending limb (loop of Henle), TF/Posm _____ 1

What effect does atrial natriuretic peptide have on Na+ reabsorption at the renal collecting tubule?_____