Chapter 19: The Urinary System: Fluid and Electrolyte Balance

Question 1

Aldosterone is a _______ hormone released from the adrenal cortex that regulates both the reabsorption of ______, and the secretion of _______.

Answer 1

steroid
sodium
potassium

p. 549

Question 2

Aldosterone binds to cytosolic receptors in principal cells of the ____ ______ _______ and collecting ducts.

Answer 2

late distal tubules

p. 549

Question 3

Aldosterone increases sodium reabsorption and potassium secretion __________; it cannot affect one without affecting the other.

Answer 3

simultaneously

p. 549