Podcast
Questions and Answers
Which of the following is the pacemaker of the heart?
Which of the following is the pacemaker of the heart?
Answer hidden
In which phase of the action potential does rapid potassium efflux occur?
In which phase of the action potential does rapid potassium efflux occur?
Answer hidden
Which of the following is a non-pharmacological therapy for arrhythmia?
Which of the following is a non-pharmacological therapy for arrhythmia?
Answer hidden
Which class of antiarrhythmic drugs blocks sodium channels?
Which class of antiarrhythmic drugs blocks sodium channels?
Answer hidden
Which of the following is a side effect of quinidine?
Which of the following is a side effect of quinidine?
Answer hidden
Which class of antiarrhythmic drugs does lidocaine belong to?
Which class of antiarrhythmic drugs does lidocaine belong to?
Answer hidden
Which of the following is a contraindication for amiodarone?
Which of the following is a contraindication for amiodarone?
Answer hidden
Which class of antiarrhythmic drugs does verapamil belong to?
Which class of antiarrhythmic drugs does verapamil belong to?
Answer hidden
Which of the following is the drug of choice for acute supraventricular tachycardia?
Which of the following is the drug of choice for acute supraventricular tachycardia?
Answer hidden
Which of the following is a side effect of adenosine?
Which of the following is a side effect of adenosine?
Answer hidden
Which antiarrhythmic drug should be avoided in a patient with a history of bronchial asthma?
Which antiarrhythmic drug should be avoided in a patient with a history of bronchial asthma?
Answer hidden
Which antiarrhythmic drug should be used with caution in a patient with a history of hypothyroidism?
Which antiarrhythmic drug should be used with caution in a patient with a history of hypothyroidism?
Answer hidden
Which antiarrhythmic drug should be avoided in a patient with a history of heart block?
Which antiarrhythmic drug should be avoided in a patient with a history of heart block?
Answer hidden
Which antiarrhythmic drug should be avoided in a patient with a history of pulmonary fibrosis?
Which antiarrhythmic drug should be avoided in a patient with a history of pulmonary fibrosis?
Answer hidden
Which antiarrhythmic drug should be avoided in a patient with a history of torsades de pointes?
Which antiarrhythmic drug should be avoided in a patient with a history of torsades de pointes?
Answer hidden
Which antiarrhythmic drug should be avoided in a patient with a history of systemic lupus erythematosus (SLE)?
Which antiarrhythmic drug should be avoided in a patient with a history of systemic lupus erythematosus (SLE)?
Answer hidden
Which antiarrhythmic drug should be used with caution in a patient with a history of myopathy?
Which antiarrhythmic drug should be used with caution in a patient with a history of myopathy?
Answer hidden
Which antiarrhythmic drug should be used with caution in a patient with a history of hepatic dysfunction?
Which antiarrhythmic drug should be used with caution in a patient with a history of hepatic dysfunction?
Answer hidden
Which antiarrhythmic drug is most likely to cause gingival hyperplasia?
Which antiarrhythmic drug is most likely to cause gingival hyperplasia?
Answer hidden
Which antiarrhythmic drug is most likely to exacerbate photosensitivity?
Which antiarrhythmic drug is most likely to exacerbate photosensitivity?
Answer hidden
Which antiarrhythmic drug is known to cause QT prolongation and potentially lead to torsades de pointes?
Which antiarrhythmic drug is known to cause QT prolongation and potentially lead to torsades de pointes?
Answer hidden
Which antiarrhythmic drug is only administered intravenously due to its high first-pass metabolism?
Which antiarrhythmic drug is only administered intravenously due to its high first-pass metabolism?
Answer hidden
Which antiarrhythmic drug is also effective in treating epilepsy?
Which antiarrhythmic drug is also effective in treating epilepsy?
Answer hidden
Which antiarrhythmic drug acts primarily by opening potassium channels and causing hyperpolarization?
Which antiarrhythmic drug acts primarily by opening potassium channels and causing hyperpolarization?
Answer hidden
Which antiarrhythmic drug is a beta-blocker with additional potassium channel blocking effects?
Which antiarrhythmic drug is a beta-blocker with additional potassium channel blocking effects?
Answer hidden
Which antiarrhythmic drug is a structural analog of amiodarone but lacks iodine and therefore has no thyroid or pulmonary toxicity?
Which antiarrhythmic drug is a structural analog of amiodarone but lacks iodine and therefore has no thyroid or pulmonary toxicity?
Answer hidden
Which antiarrhythmic drug is a potent pure potassium blocker and can be used in patients with atrial fibrillation even with heart failure?
Which antiarrhythmic drug is a potent pure potassium blocker and can be used in patients with atrial fibrillation even with heart failure?
Answer hidden
Which antiarrhythmic drug is contraindicated in patients with moderate to severe heart failure and heart block?
Which antiarrhythmic drug is contraindicated in patients with moderate to severe heart failure and heart block?
Answer hidden
Which antiarrhythmic drug can cause a paradoxical tachycardia if used without prior digitalization?
Which antiarrhythmic drug can cause a paradoxical tachycardia if used without prior digitalization?
Answer hidden
Which antiarrhythmic drug is known to cause cinchonism, characterized by symptoms like tinnitus, blurred vision, and headache?
Which antiarrhythmic drug is known to cause cinchonism, characterized by symptoms like tinnitus, blurred vision, and headache?
Answer hidden
