Author Question: The nurse is reviewing the classes of antidysrhythmic drugs. Amiodarone (Cordarone) is classified ... (Read 191 times)

casperchen82

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The nurse is reviewing the classes of
 
  antidysrhythmic drugs. Amiodarone (Cordarone) is classified on the Vaughan Williams classification as a class III drug, which means it works by which mechanism of action?
  a. Blocking slow calcium channels
  b. Prolonging action potential duration
  c. Blocking sodium channels and affecting phase 0
  d. Decreasing spontaneous depolarization and affecting phase 4

Question 2

Which drug classes are considered first-line treatment for heart failure? (Select all that apply.)
 
  a. Angiotensin-converting enzyme (ACE) inhibitors
  b. Angiotensin II receptor blockers (ARBs)
  c. Digoxin (cardiac glycoside)
  d. Beta blockers
  e. Nesiritide (Natrecor), the B-type natriuretic peptide



macmac

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Answer to Question 1

ANS: B

Answer to Question 2

ANS: A, B, D



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