ATI RN
Proctored Pharmacology ATI
1. What is the expected outcome of Valproate therapy?
- A. Decreased fever
- B. Decreased sense of anxiety
- C. Decreased blood pressure
- D. Decreased seizure activity
Correct answer: D
Rationale: The correct answer is D: Decreased seizure activity. Valproate is commonly used in the treatment of epilepsy to help control and reduce seizure frequency. Choices A, B, and C are incorrect because Valproate is not primarily used to treat fever, anxiety, or blood pressure issues.
2. A client has a new prescription for radioactive iodine to treat Hyperthyroidism. Which of the following instructions should the nurse include?
- A. Expect a metallic taste in the mouth.
- B. Avoid contact with pregnant women for 1 week.
- C. Administer iodine solution using a straw.
- D. Take thyroid replacement medication for 3 weeks after treatment.
Correct answer: B
Rationale: When a client undergoes radioactive iodine treatment for hyperthyroidism, they can emit radiation for a short time. To prevent radiation exposure to others, especially pregnant women, infants, and small children, clients should avoid close contact for about 1 week following therapy. This precaution is essential to protect vulnerable individuals from potential harm. Choice A is incorrect because a metallic taste in the mouth is not a common side effect of radioactive iodine treatment. Choice C is incorrect because administering iodine solution using a straw is not a standard practice in this treatment. Choice D is incorrect because taking thyroid replacement medication for 3 weeks after treatment is not a typical instruction associated with radioactive iodine therapy for hyperthyroidism.
3. A healthcare provider is administering a Dopamine infusion at a low dose to a client who has severe heart failure. Which of the following findings is an expected effect of this medication?
- A. Lowered heart rate
- B. Increased myocardial contractility
- C. Decreased conduction through the AV node
- D. Vasoconstriction of renal blood vessels
Correct answer: B
Rationale: Dopamine, when administered at a low dose, acts on beta1 receptors in the heart, leading to increased myocardial contractility. This positive inotropic effect results in improved cardiac output, which is beneficial for a client with severe heart failure. Dopamine does not typically cause lowered heart rate, decreased conduction through the AV node, or vasoconstriction of renal blood vessels at low doses.
4. When taking Digoxin, low levels of what can cause toxicity?
- A. Potassium
- B. Calcium
- C. Sodium
- D. Magnesium
Correct answer: A
Rationale: Low potassium levels can lead to Digoxin toxicity. Digoxin competes with potassium for binding sites on the sodium-potassium pump. When potassium levels are low, there is an increased risk of Digoxin binding and toxicity. Choice B (Calcium) is incorrect because low calcium levels are not directly linked to Digoxin toxicity. Choice C (Sodium) is incorrect as low sodium levels do not cause Digoxin toxicity. Choice D (Magnesium) is incorrect as low magnesium levels do not contribute to Digoxin toxicity.
5. A healthcare professional is caring for a client who is prescribed Digoxin. Which of the following findings should the healthcare professional monitor to assess for potential toxicity?
- A. Bradycardia
- B. Hypertension
- C. Hypoglycemia
- D. Hypercalcemia
Correct answer: A
Rationale: The correct answer is A: Bradycardia. Bradycardia is a common sign of Digoxin toxicity. Digoxin can cause bradycardia due to its effects on the heart's electrical conduction system. Monitoring the client's heart rate regularly is essential to detect and manage toxicity promptly. Choice B, Hypertension, is incorrect as Digoxin toxicity typically presents with bradycardia and not hypertension. Choices C and D, Hypoglycemia and Hypercalcemia, are also incorrect as they are not typically associated with Digoxin toxicity.
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