Answer to Question 1
Correct Answer: 2,4,5
Rationale 1: Antidysrhythmic medications should not be stopped abruptly.
Rationale 2: Doses of antidysrhythmic medications should be evenly spaced.
Rationale 3: Antidysrhythmic medications should not be double-dosed to make up for missed doses.
Rationale 4: The health care provider should be consulted if the patient is going to miss medication for more than 1 day.
Rationale 5: Abrupt discontinuation of antidysrhythmic medications can have serious side effects, so an adequate supply of the medication should be available.
Answer to Question 2
Correct Answer: 2,3,5
Rationale 1: Potassium channel blockers can cause photosensitivity, and wearing sunglasses protects the eyes.
Rationale 2: Potassium channel blockers can cause skin rashes.
Rationale 3: Potassium channel blockers may cause blurred vision.
Rationale 4: Potassium channel blockers cause increased risk of sunburn.
Rationale 5: There is no connection between potassium channel blockers and the development of gray hair.