Diuretics and Kidney Diseases Quiz
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Questions and Answers

What are the hormones produced by the kidney that explain pathophysiology related to CKD?

  • Erythropoietin and Renin (correct)
  • Cortisol and Aldosterone
  • Insulin and Glucagon
  • Thyroid hormone and Parathyroid hormone
  • What are the three categories of causes of Acute Kidney Injury (AKI)?

  • Preventable, genetic, and environmental
  • Prerenal, intrarenal, and postrenal (correct)
  • Hormonal, metabolic, and structural
  • Inflammatory, infectious, and degenerative
  • Which of the following is a diuretic's main action?

  • Increasing glucose reabsorption
  • Decreasing urine volume by increasing Na+ reabsorption
  • Increasing urine volume by reducing Na+ reabsorption (correct)
  • Reducing potassium excretion
  • What is the general mechanism of action of 'Osmotic diuretics'?

    <p>They increase urine volume by exerting osmotic pressure in the nephron</p> Signup and view all the answers

    What is a characteristic of Chronic Kidney Disease (CKD)?

    <p>It is often associated with irreversible loss of functional nephrons</p> Signup and view all the answers

    Which of the following is a definition related to kidney diseases?

    <p>Oliguria</p> Signup and view all the answers

    What is the main action of most diuretics used clinically?

    <p>Reduce Na+ reabsorption</p> Signup and view all the answers

    What is an example of an 'Osmotic diuretic'?

    <p>Mannitol</p> Signup and view all the answers

    What is a characteristic of Chronic Kidney Disease (CKD)?

    <p>Irreversible loss of functional nephrons</p> Signup and view all the answers

    What are the three categories of causes of Acute Kidney Injury (AKI)?

    <p>Prerenal, intrarenal, and postrenal</p> Signup and view all the answers

    What is the term for the loss of the kidney's ability to concentrate urine?

    <p>Nephrogenic diabetes insipidus</p> Signup and view all the answers

    What are five indications for dialysis?

    <p>Hyperkalemia, severe acidosis, fluid overload, uremia, pericarditis</p> Signup and view all the answers

    Why are patients with End-Stage Renal Disease (ESRD) at increased risk of developing pulmonary edema, ischemia, and acidosis?

    <p>Due to impaired kidney function</p> Signup and view all the answers

    What are anesthesia considerations for CKD/ESRD patients?

    <p>Fluid therapy, ventilation, and succinylcholine</p> Signup and view all the answers

    What hormones produced by the kidney explain pathophysiology related to CKD?

    <p>Erythropoietin and Renin</p> Signup and view all the answers

    What is the term for the substances that increase urine volume, while reducing Na+ reabsorption as their main action?

    <p>Diuretics</p> Signup and view all the answers

    What is the term for the reduced production of urine, often defined as less than 400 milliliters per day?

    <p>Oliguria</p> Signup and view all the answers

    Which of the following is a potential use of acetazolamide?

    <p>Prophylaxis for altitude sickness</p> Signup and view all the answers

    What is a common side effect associated with loop diuretics?

    <p>Potassium loss (hypokalemia)</p> Signup and view all the answers

    Which condition is characterized by urine output less than 0.5 ml/kg/hr?

    <p>Oliguria</p> Signup and view all the answers

    What is the most common cause of perioperative Acute Kidney Injury (AKI)?

    <p>Renal ischemia</p> Signup and view all the answers

    What is the main effect of mineralocorticoid receptor antagonists and Na+ channel blockers?

    <p>Treatment of resistant hypertension</p> Signup and view all the answers

    What is the primary function of thiazide diuretics?

    <p>Treatment of hypertension</p> Signup and view all the answers

    What is the characteristic response to hypoxia induced by altitude?

    <p>Hyperventilation and respiratory alkalosis</p> Signup and view all the answers

    What is the effect of acetazolamide on HCO3- reabsorption?

    <p>Dramatically reduces HCO3- reabsorption in the proximal tubule</p> Signup and view all the answers

    What is the main action of carbonic anhydrase inhibitors?

    <p>Blocking HCO3- reabsorption</p> Signup and view all the answers

    What is a defining characteristic of chronic kidney disease (CKD)?

    <p>Progressive and irreversible loss of functioning nephrons</p> Signup and view all the answers

    What is the most likely cause of oliguria in the perioperative setting?

    <p>Inadequate circulating fluid volume</p> Signup and view all the answers

    What is a potential consequence of administering large volumes of 0.9% NaCl intraoperatively?

    <p>Hyperchloremic metabolic acidosis</p> Signup and view all the answers

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