Pharmacology of Heart Failure
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Questions and Answers

What is the effect of fenoldopam on arteriolar vessels?

  • Increased permeability
  • Vasoconstriction
  • No effect
  • Vasodilation (correct)

    • What is a characteristic of calcium channel blockers?

  • They are moderately efficacious and orally active (correct)
  • They increase cardiac output in most patients
  • 他們 are effective only for mild hypertension
  • They are poorly tolerated and produce many compensatory responses

    • What is the duration of action of fenoldopam?

  • 1 hour
  • 1 day
  • 10 minutes (correct)
  • 30 minutes

    • What is the mechanism of action of fenoldopam?

    <p>Dopamine D1 receptor activation</p> Signup and view all the answers

    What is a characteristic of ACE inhibitors and ARBs?

    <p>They are two separate classes of antihypertensive drugs</p> Signup and view all the answers

    Why are calcium channel blockers commonly used?

    <p>They are well-tolerated and produce fewer compensatory responses</p> Signup and view all the answers

    What is the primary indication for using digoxin antibodies?

    <p>Poisoning with digoxin or other cardiac glycosides</p> Signup and view all the answers

    Which type of diuretic is most useful for immediate reduction of pulmonary congestion and severe edema in acute heart failure?

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

    What is the primary benefit of using angiotensin antagonists in chronic heart failure?

    <p>Reduced morbidity and mortality</p> Signup and view all the answers

    Which of the following is NOT a type of diuretic?

    <p>ACE inhibitor</p> Signup and view all the answers

    What is the primary benefit of using spironolactone and eplerenone in chronic heart failure?

    <p>Reduced morbidity and mortality</p> Signup and view all the answers

    What is the first-line therapy for both systolic and diastolic heart failure?

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

    What is a common side effect of verapamil?

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

    Which of the following medications is associated with a lupus-like syndrome?

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

    Which of the following effects is a compensatory response to prazosin?

    <p>Increase in cardiac output</p> Signup and view all the answers

    Which of the following antihypertensive drugs is likely to cause hyperkalemia?

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

    Which of the following is a common effect of beta blockers and calcium channel blockers?

    <p>Bradycardia and increased PR interval</p> Signup and view all the answers

    What is a common effect of thiazide diuretics?

    <p>Mild hyperglycemia, hyperuricemia, and hyperlipidemia</p> Signup and view all the answers

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