ATI RN
Cardiovascular System Practice Exam
1. The client is on nitroglycerin patches. What should the nurse include in the client’s education?
- A. Rotate the application site with each new patch.
- B. Apply the patch at the same time each day.
- C. Leave the patch on for 24 hours, then remove it for 12 hours before applying a new one.
- D. Apply the patch to the same site each time.
Correct answer: A
Rationale: The correct answer is A: 'Rotate the application site with each new patch.' When educating a client using nitroglycerin patches, it is essential to rotate the application site to prevent skin irritation. Choice B is incorrect because applying the patch at the same time each day is not a critical aspect of patch application. Choice C is incorrect as nitroglycerin patches are usually left on for a specific period, typically 12 to 14 hours, before being replaced. Choice D is incorrect because applying the patch to the same site each time can lead to skin irritation and tolerance development.
2. The client is on a beta blocker for hypertension. What should the nurse monitor for?
- A. Bradycardia
- B. Tachycardia
- C. Hypertension
- D. Respiratory distress
Correct answer: A
Rationale: Corrected Rationale: When a client is on a beta blocker for hypertension, the nurse should monitor for bradycardia. Beta blockers are known to decrease heart rate, which can lead to bradycardia. Tachycardia (choice B) is unlikely as beta blockers have the opposite effect. Hypertension (choice C) is the condition being treated, not a side effect of beta blockers. Respiratory distress (choice D) is not a common effect of beta blockers and is not typically monitored in clients taking beta blockers.
3. The nurse is caring for a client with atrial fibrillation on dabigatran (Pradaxa). What is the most important instruction to give to the client?
- A. Take the medication with food to prevent stomach upset.
- B. Do not miss a dose and take it at the same time each day.
- C. Avoid consuming alcohol while on this medication.
- D. Monitor for signs of bleeding.
Correct answer: B
Rationale: The most important instruction to give to a client on dabigatran (Pradaxa) is not to miss a dose and take it at the same time each day. This is crucial for maintaining the anticoagulant effect of the medication. Choice A is not necessary as dabigatran does not need to be taken with food. Choice C is important but not as crucial as ensuring proper dosing. Choice D is also important but falls behind in priority compared to maintaining consistent dosing.
4. What is a condition where the blood supply to the brain is interrupted or reduced, preventing brain tissue from getting oxygen and nutrients?
- A. Stroke
- B. Transient ischemic attack (TIA)
- C. Myocardial infarction
- D. Angina
Correct answer: A
Rationale: A stroke is the correct answer. A stroke occurs when the blood supply to part of the brain is interrupted or reduced, leading to a lack of oxygen and nutrients to the brain tissue, causing brain damage. Choices B, C, and D are incorrect because a transient ischemic attack (TIA) is a temporary blockage of blood flow to the brain with no lasting damage, myocardial infarction is a heart attack due to blockage of blood flow to the heart muscle, and angina is chest pain caused by reduced blood flow to the heart.
5. The nurse is giving the client digoxin for heart failure and recognizes that the drug has what type of effect on the heart?
- A. Negative inotropic, negative chronotropic effect
- B. Positive inotropic, negative chronotropic effect
- C. Negative inotropic, positive chronotropic effect
- D. Positive inotropic, positive chronotropic effect
Correct answer: B
Rationale: The correct answer is B: Positive inotropic, negative chronotropic effect. Digoxin strengthens the heart muscle, providing a positive inotropic effect, which increases the force of contraction. It also decreases the heart rate, having a negative chronotropic effect. Choice A is incorrect because digoxin has a positive inotropic effect, not a negative inotropic effect. Choice C is incorrect as digoxin does not have a positive chronotropic effect but a negative one. Choice D is incorrect because while digoxin has a positive inotropic effect, it does not have a positive chronotropic effect.
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