Podcast
Questions and Answers
Which classification system is used for anti-dysrhythmic drugs?
Which classification system is used for anti-dysrhythmic drugs?
- Smith classification
- Johnson classification
- Vaughan Williams classification (correct)
- Goldman classification
Which group of drugs is known for their use-dependent block?
Which group of drugs is known for their use-dependent block?
- Class IV
- Class III
- Class II
- Class I (correct)
Which group of drugs is unclassified in the Vaughan Williams classification?
Which group of drugs is unclassified in the Vaughan Williams classification?
- Some drugs in Class III
- Some drugs in Class IV
- Some drugs in Class II
- Some drugs in Class I (correct)
What is the mechanism of action of Class II anti-dysrhythmic drugs?
What is the mechanism of action of Class II anti-dysrhythmic drugs?
What is the mechanism of action of Class III anti-dysrhythmic drugs?
What is the mechanism of action of Class III anti-dysrhythmic drugs?
What is the mechanism of action of Class IV anti-dysrhythmic drugs?
What is the mechanism of action of Class IV anti-dysrhythmic drugs?
Which group of drugs is not mentioned in the learning outcomes?
Which group of drugs is not mentioned in the learning outcomes?
Which of the following is NOT a mechanism of action for Class 1-Sodium Channel Blockers?
Which of the following is NOT a mechanism of action for Class 1-Sodium Channel Blockers?
Which class of drugs blocks β-1 receptors and decreases cardiac output?
Which class of drugs blocks β-1 receptors and decreases cardiac output?
Which drug is used to prevent recurrent atrial fibrillation triggered by vagal overactivity?
Which drug is used to prevent recurrent atrial fibrillation triggered by vagal overactivity?
Which of the following is a clinical use of Class 1b drugs?
Which of the following is a clinical use of Class 1b drugs?
Which class of drugs prolongs the cardiac action potential by prolonging the refractory period?
Which class of drugs prolongs the cardiac action potential by prolonging the refractory period?
Which syndrome is associated with tachycardia and can be treated with Amiodarone?
Which syndrome is associated with tachycardia and can be treated with Amiodarone?
Which class of drugs combines class 3 with class 2 actions?
Which class of drugs combines class 3 with class 2 actions?
Which of the following is NOT a broad category of events that give rise to dysrhythmias?
Which of the following is NOT a broad category of events that give rise to dysrhythmias?
Which class of drugs in the Vaughan Williams classification system is used to prevent recurrence of supraventricular tachycardias (SVTs) and reduce the ventricular rate in patients with atrial fibrillation, provided they do not have Wolff-Parkinson-White syndrome?
Which class of drugs in the Vaughan Williams classification system is used to prevent recurrence of supraventricular tachycardias (SVTs) and reduce the ventricular rate in patients with atrial fibrillation, provided they do not have Wolff-Parkinson-White syndrome?
Which class of drugs in the Vaughan Williams classification system blocks cardiac voltage-gated L-type calcium channels, leading to slow conduction through the SA and AV nodes?
Which class of drugs in the Vaughan Williams classification system blocks cardiac voltage-gated L-type calcium channels, leading to slow conduction through the SA and AV nodes?
Which unclassified drug hyperpolarizes cardiac conducting tissue and slows the heart rate by activating the same cardiac potassium channels as acetylcholine (ACh)?
Which unclassified drug hyperpolarizes cardiac conducting tissue and slows the heart rate by activating the same cardiac potassium channels as acetylcholine (ACh)?
Which class of drugs in the Vaughan Williams classification system is used to terminate supraventricular tachycardias (SVTs)?
Which class of drugs in the Vaughan Williams classification system is used to terminate supraventricular tachycardias (SVTs)?
Which unclassified drug reduces sinoatrial firing rate and conduction velocity of electrical impulses through the atrioventricular node by increasing vagal efferent activity to the heart?
Which unclassified drug reduces sinoatrial firing rate and conduction velocity of electrical impulses through the atrioventricular node by increasing vagal efferent activity to the heart?
Which class of drugs in the Vaughan Williams classification system is ineffective and dangerous in ventricular dysrhythmias?
Which class of drugs in the Vaughan Williams classification system is ineffective and dangerous in ventricular dysrhythmias?
Which class of drugs in the Vaughan Williams classification system shortens the plateau of the cardiac action potential and reduces the force of contraction of the heart?
Which class of drugs in the Vaughan Williams classification system shortens the plateau of the cardiac action potential and reduces the force of contraction of the heart?
Which class of drugs in the Vaughan Williams classification system is used to suppress ventricular ectopic beats and short runs of ventricular tachycardia?
Which class of drugs in the Vaughan Williams classification system is used to suppress ventricular ectopic beats and short runs of ventricular tachycardia?
Which unclassified drug is derived from the foxglove plant and reduces sinoatrial firing rate and conduction velocity of electrical impulses through the atrioventricular node?
Which unclassified drug is derived from the foxglove plant and reduces sinoatrial firing rate and conduction velocity of electrical impulses through the atrioventricular node?
Which of the following is NOT a cause of myocarditis?
Which of the following is NOT a cause of myocarditis?
Which of the following is NOT a key feature of the clinical examination in patients with heart failure?
Which of the following is NOT a key feature of the clinical examination in patients with heart failure?
Which of the following is a clinical effect of right ventricular failure?
Which of the following is a clinical effect of right ventricular failure?
Which of the following is NOT a clinical effect of left ventricular failure?
Which of the following is NOT a clinical effect of left ventricular failure?
Which of the following is a major risk factor for cardiovascular disease?
Which of the following is a major risk factor for cardiovascular disease?
Which blood pressure range is considered to be optimal?
Which blood pressure range is considered to be optimal?
What is the classification for high blood pressure (hypertension)?
What is the classification for high blood pressure (hypertension)?
What is the classification for isolated systolic hypertension?
What is the classification for isolated systolic hypertension?
What percentage of secondary hypertension cases are due to renal disease?
What percentage of secondary hypertension cases are due to renal disease?
What are the end organs affected by systemic hypertension?
What are the end organs affected by systemic hypertension?
Which type of heart failure is associated with a slow onset of symptoms and is often caused by ischaemic or valvular heart disease?
Which type of heart failure is associated with a slow onset of symptoms and is often caused by ischaemic or valvular heart disease?
Which type of heart failure is characterized by a failure of the pump to move blood in systole and a reduced ejection fraction?
Which type of heart failure is characterized by a failure of the pump to move blood in systole and a reduced ejection fraction?
Which type of heart failure is characterized by a failure of the ventricular wall to relax and a reduced ventricular filling, leading to reduced blood for systole?
Which type of heart failure is characterized by a failure of the ventricular wall to relax and a reduced ventricular filling, leading to reduced blood for systole?
Which type of heart failure is associated with pulmonary and peripheral edema?
Which type of heart failure is associated with pulmonary and peripheral edema?
Which type of heart failure is characterized by elevated end diastolic pressure and restrictive, stiff ventricle?
Which type of heart failure is characterized by elevated end diastolic pressure and restrictive, stiff ventricle?
Which of the following is NOT a cause of left and right ventricular failure?
Which of the following is NOT a cause of left and right ventricular failure?
Which of the following is a potential cause of infiltrative cardiomyopathy?
Which of the following is a potential cause of infiltrative cardiomyopathy?
Which of the following is NOT a potential cause of nutritional deficiency-related cardiomyopathy?
Which of the following is NOT a potential cause of nutritional deficiency-related cardiomyopathy?
Which of the following is a potential cause of arrhythmogenic right ventricular cardiomyopathy (ARVC)?
Which of the following is a potential cause of arrhythmogenic right ventricular cardiomyopathy (ARVC)?
Which of the following is NOT a potential cause of peripartum cardiomyopathy?
Which of the following is NOT a potential cause of peripartum cardiomyopathy?
Which of the following is a characteristic of acute cardiac failure?
Which of the following is a characteristic of acute cardiac failure?
What is the difference between acute and chronic cardiac failure?
What is the difference between acute and chronic cardiac failure?
What is the difference between systolic and diastolic cardiac failure?
What is the difference between systolic and diastolic cardiac failure?
What is the difference between right and left ventricular failure?
What is the difference between right and left ventricular failure?
What is the clinical effect of left and right ventricular failure?
What is the clinical effect of left and right ventricular failure?
