ATI RN
ATI Pharmacology Test Bank
1. When teaching a patient to take their own pulse, which medication should the nurse instruct them to monitor? (Hint: if pulse is <60 or >100, the patient should contact their healthcare provider before taking the medication)
- A. Digoxin
- B. Lithium
- C. Montelukast
- D. Phenytoin
Correct answer: A
Rationale: It is essential for patients taking Digoxin to monitor their pulse regularly. If their pulse falls below 60 or exceeds 100 beats per minute, they should contact their healthcare provider immediately. This is crucial due to Digoxin's potential to affect heart rate, making pulse monitoring a vital aspect of patient care while on this medication.
2. A healthcare provider in an emergency unit is reviewing the medical record of a client who is being evaluated for angle-closure glaucoma. Which of the following findings are indicative of this condition?
- A. Insidious onset of painless loss of vision
- B. Gradual reduction in peripheral vision
- C. Severe pain around the eyes
- D. Intraocular pressure of 12mm Hg
Correct answer: C
Rationale: Severe pain around the eyes that radiates over the face is a characteristic symptom of acute angle-closure glaucoma. This intense pain is typically accompanied by other symptoms such as blurred vision, halos around lights, redness in the eye, and sometimes nausea and vomiting. The acute rise in intraocular pressure leads to these symptoms, indicating a medical emergency that requires immediate attention to prevent vision loss. Choices A, B, and D are incorrect. Insidious onset of painless loss of vision is more suggestive of conditions like age-related macular degeneration or diabetic retinopathy. Gradual reduction in peripheral vision is commonly seen in conditions like open-angle glaucoma. An intraocular pressure of 12mm Hg is within the normal range and not indicative of the acute rise seen in angle-closure glaucoma.
3. A client who has been taking prednisone to treat asthma is advised to discontinue the medication. The client should be instructed to reduce the dose gradually to prevent which of the following adverse effects?
- A. Hyperglycemia
- B. Adrenocortical insufficiency
- C. Severe dehydration
- D. Rebound pulmonary congestion
Correct answer: B
Rationale: Abruptly stopping prednisone can result in adrenocortical insufficiency due to suppression of the adrenal glands. Gradually tapering the dose helps the body adjust and resume its natural cortisol production, preventing adrenal insufficiency. Choice A, hyperglycemia, is a possible adverse effect of prednisone, but it is not the primary reason for gradual tapering. Severe dehydration (Choice C) and rebound pulmonary congestion (Choice D) are not typically associated with discontinuing prednisone.
4. A client has a prescription for Hydralazine. Which of the following instructions should the nurse include?
- A. Take the medication at bedtime.
- B. Monitor your blood pressure regularly.
- C. Expect to have increased energy levels.
- D. Avoid foods high in potassium.
Correct answer: B
Rationale: The correct answer is to monitor blood pressure regularly. Hydralazine is an antihypertensive medication that helps lower blood pressure. Monitoring blood pressure regularly is essential to ensure it remains within the target range and to assess the effectiveness of the medication. Choice A is incorrect because the timing of taking Hydralazine is usually not specified as bedtime. Choice C is incorrect because increased energy levels are not an expected effect of Hydralazine. Choice D is incorrect because Hydralazine does not interact with potassium in the same way as other medications like potassium-sparing diuretics.
5. When teaching a client with a new prescription for Lithium, which instruction should the nurse include?
- A. Restrict fluid intake to 1,000 mL per day.
- B. Maintain a consistent sodium intake.
- C. Take the medication at bedtime.
- D. Expect to have frequent headaches.
Correct answer: B
Rationale: Maintaining a consistent sodium intake is crucial when taking Lithium to help regulate lithium levels in the body and prevent toxicity. Sodium levels can impact the effectiveness and safety of Lithium therapy. Restricting fluid intake to 1,000 mL per day (Choice A) is not appropriate and could lead to dehydration. Taking the medication at bedtime (Choice C) may vary depending on the individual's schedule but is not a critical instruction. Expecting to have frequent headaches (Choice D) is not a common side effect of Lithium.
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