Explanation
• Atropine is the only drug listed that is used for symptomatic bradycardia by increasing heart rate and conduction velocity. Bradycardia is defined as a heart rate of less than 60 beats per minute. Hypotension, dizziness, and blurred vision are all symptoms of bradycardia
• Incorrect: Epinephrine is used for ventricular fibrillation, flutter, and unstable tachycardia
• Incorrect: Dobutamine is used to increase cardiac output in heart failure
• Incorrect: Dopamine is used to maintain adequate blood pressure during shock and to maintain kidney perfusion