Diuretics and Renal Physiology Quiz

Which of the following is a loop diuretic?

• Thiazide

• Furosemide

• Spironolactone

• Acetazolamide

Thiazide diuretics act on which part of nephron?

• Proximal tubule

• Loop of Henle

• Distal convoluted tubule

• Collecting duct

Which diuretic is potassium-sparing?

• Furosemide

• Thiazide

• Spironolactone

• Acetazolamide

Carbonic anhydrase inhibitors cause which side effect?

• Hypokalemia

• Acidosis

• Alkalosis

• Hypertension

What is the main stimulus for renin secretion?

• Increased Na+ levels

• Increased blood volume

• Decreased renal perfusion pressure

• Increased GFR

Angiotensin II causes all except?

• Vasoconstriction

• Increased aldosterone secretion

• Decreased ADH release

• Increased thirst

Which hormone is responsible for sodium reabsorption in the distal nephron?

• Renin

• Angiotensin II

• Aldosterone

• Erythropoietin

What is the role of erythropoietin?

• Regulates sodium balance

• Stimulates RBC production

• Maintains acid-base balance

• Promotes calcium absorption

Where is erythropoietin produced?

• Liver

• Adrenal cortex

• Proximal convoluted tubule

• Peritubular interstitial cells of kidney

Which of the following best describes “splay” in renal physiology?

• Filtration of glucose

• Threshold for amino acids

• Difference between threshold and Tmax

• Transport of urea