Diuretics Chapter 11 Overview Quiz
26 Questions
2 Views

Choose a study mode

Play Quiz
Study Flashcards
Spaced Repetition
Chat to Lesson

Podcast

Play an AI-generated podcast conversation about this lesson

Questions and Answers

What is the primary function of diuretics?

  • Promote vasoconstriction
  • Stimulate erythropoietin production
  • Decrease sodium and water retention (correct)
  • Increase heart rate

Which segment of the renal tubule reabsorbs bicarbonate mostly?

  • Collecting Duct
  • Proximal Convoluted Tubule (correct)
  • Distal Convoluted Tubule
  • Loop of Henle

What is the main clinical use of diuretics in patients with kidney disease?

  • Increase blood pressure
  • Manage edema (correct)
  • Reduce hypercalcemia
  • Improve heart failure

Which type of diuretic is contraindicated in patients with hepatic cirrhosis?

<p>Carbonic anhydrase inhibitors (A)</p> Signup and view all the answers

What is the equation for Mean Arterial Pressure (MAP)?

<p>$MAP = CO + Peripheral Resistance$ (A)</p> Signup and view all the answers

Which hormone is activated by the kidney to regulate blood pressure?

<p>Aldosterone (D)</p> Signup and view all the answers

What is the primary mechanism through which loop diuretics exert their diuretic effect?

<p>Blocking Na-K-Cl cotransporter in the thick ascending limb of the loop of Henle (A)</p> Signup and view all the answers

Which of the following is a common side effect associated with carbonic anhydrase inhibitors?

<p>Hypersensitivity reactions (sulfa) (B)</p> Signup and view all the answers

How do carbonic anhydrase inhibitors affect the bicarbonate levels in the body?

<p>Promote bicarbonate excretion in the urine (A)</p> Signup and view all the answers

What is the primary role of acetazolamide (Diamox®) and methazolamide (Neptazane®) in medical practice?

<p>Managing altitude sickness (B)</p> Signup and view all the answers

Which segment of the nephron is relatively impermeable to water and plays a crucial role in reabsorbing Na, K, Mg, Ca, and Cl?

<p>Thick ascending limb of the loop of Henle (B)</p> Signup and view all the answers

What is the main reason why carbonic anhydrase inhibitors are not typically used for treating hypertension?

<p>Their diuretic effect diminishes once bicarbonate is depleted (C)</p> Signup and view all the answers

What is a potential side effect of loop diuretics?

<p>Hyperuricemia (B)</p> Signup and view all the answers

Which loop diuretic is specifically noted for not containing sulfa?

<p>Ethacrynic Acid (Edecrin®) (C)</p> Signup and view all the answers

What is a possible drug interaction of loop diuretics with aminoglycoside antibiotics?

<p>Renal damage (A)</p> Signup and view all the answers

Which hormone is involved in the regulatory action of calcium via the parathyroid hormone?

<p>Parathyroid hormone (C)</p> Signup and view all the answers

Which diuretic is classified as a high potency agent?

<p>Metolazone (B)</p> Signup and view all the answers

What percentage of sodium and chloride is reabsorbed in the distal convoluted tubule?

<p>~10% (C)</p> Signup and view all the answers

Which type of diuretics are considered low potency agents?

<p>Thiazides (C)</p> Signup and view all the answers

What condition may be induced by blocking the Na-Cl cotransporter in the distal convoluted tubule?

<p>Hypokalemic metabolic alkalosis (C)</p> Signup and view all the answers

What is a potential side effect specifically noted for loop diuretics?

<p>Hypokalemia (B)</p> Signup and view all the answers

Which diuretic may precipitate gout by increasing uric acid levels?

<p>Furosemide (C)</p> Signup and view all the answers

What is a common drug interaction involving loop diuretics that may blunt the diuretic response?

<p>NSAIDs (B)</p> Signup and view all the answers

Which hormone is primarily responsible for the regulation of calcium via parathyroid hormone?

<p>Parathyroid Hormone (B)</p> Signup and view all the answers

Which diuretic is classified as a high potency agent among thiazides?

<p>Metolazone (A)</p> Signup and view all the answers

What is the primary reason for not using carbonic anhydrase inhibitors in treating hypertension?

<p>Poor antihypertensive efficacy (C)</p> Signup and view all the answers

More Like This

Heart Failure Management Overview
25 questions
Cardiology Medications Quiz
21 questions
Use Quizgecko on...
Browser
Browser