Question

A female client starts a new prescription, oxybutynin, for symptoms of an overactive bladder. The client tells the nurse that she is training to run in a half-marathon. Which instruction should the nurse emphasize?

Answer 1

Correct Answers:

Take measures to avoid dehydration and over-heating.

Rationale :

💧Oxybutynin has anticholinergic effects, which include decreased sweating and dry mouth, raising the risk of overheating.

🏃‍♀️Strenuous physical activity, such as marathon training, increases body temperature and fluid loss, compounding this risk.

🌡️Clients taking oxybutynin are less able to regulate body heat, potentially leading to heat exhaustion or heat stroke.

📋The nurse must emphasize preventive strategies like adequate hydration and temperature control to ensure safety during activity.

📌Core Message

Oxybutynin impairs sweating, so clients must take steps to avoid overheating and dehydration.

Answer 2

Correct Answers:

Serum potassium level of 3.8 mEq/L (3.8 mmol/L).

Rationale :

🧪Sodium polystyrene sulfonate is used to treat hyperkalemia by promoting potassium excretion through the bowel.

📉A serum potassium level of 3.8 mEq/L is within the normal reference range, indicating the medication was effective.

📋This result confirms a therapeutic response, reducing the risk of dangerous cardiac arrhythmias.

⚠️Other values like glucose, hemoglobin, or ammonia are not directly affected by this medication and are irrelevant to its efficacy.

📌Core Message

A normal potassium level confirms the effectiveness of sodium polystyrene sulfonate.

Answer 3

Correct Answers:

Worsening headache.

Rationale :

🧠Vasopressin can cause water retention, and a worsening headache may indicate water intoxication or cerebral edema.

⚠️This is a serious adverse effect requiring immediate medical attention to prevent complications such as seizures or coma.

📋The nurse should report worsening neurological symptoms as a potential sign of vasopressin overdose or inappropriate water balance.

💊Other symptoms like polyuria or polydipsia reflect under-treatment, not dangerous side effects.

📌Core Message

A worsening headache with vasopressin suggests possible water intoxication and must be reported.

Answer 4

Correct Answers:

Measure the client's blood pressure.

Rationale :

💊Amlodipine is a calcium channel blocker primarily used to lower blood pressure and manage angina.

🩺The most accurate way to assess effectiveness is by measuring the client’s blood pressure response.

📋Monitoring serum electrolytes or calcium is unnecessary unless other medications or conditions are involved.

⚖️Intake/output is useful for fluid balance but not directly linked to this drug's therapeutic goal.

📌Core Message

Amlodipine’s effectiveness is best assessed by monitoring blood pressure reduction.

Answer 5

Correct Answers:

Explain that the client should not use the discus more than twice daily.

Rationale :

💨Fluticasone/salmeterol is a maintenance inhaler, not for rescue use, and is typically dosed twice daily.

⏱️Exceeding the recommended dose can increase the risk of side effects like tachycardia or oral thrush.

📋It’s important to emphasize correct dosing frequency and that it should not be used during acute asthma attacks.

🗣️Caregivers should also be educated on proper inhaler technique to ensure effectiveness.

📌Core Message

Fluticasone/salmeterol should not be used more than twice daily; it is for long-term asthma control.

Answer 6

Correct Answers:

Avoid driving, since this medication causes drowsiness.

Rationale :

🚗Diphenhydramine is a first-generation antihistamine with strong sedative effects.

😴Drowsiness is common and can impair motor function, making activities like driving dangerous.

📋Client safety education is essential to prevent accidents or injuries due to medication effects.

🧾Other advice such as dry mouth management is helpful but secondary to safety-related precautions.

📌Core Message

Diphenhydramine causes drowsiness, so clients must avoid driving or hazardous tasks.

Answer 7

Correct Answers:

Antiretroviral medication prevents the transmission of the virus.

Rationale :

🔬Antiretrovirals reduce viral load, often to undetectable levels, but do not eliminate transmission risk completely.

💉Safe practices like condom use and PrEP remain necessary to prevent HIV spread.

📋This misconception could lead to risky behavior and public health concerns if not corrected.

🗣️The nurse must ensure clients understand that "undetectable" is not the same as "untransmittable" in all cases.

📌Core Message

Antiretrovirals reduce but do not fully prevent HIV transmission, so safety practices are still needed.

Answer 8

Correct Answers:

Rapid weight gain.

Rationale :

📈Gabapentin may cause fluid retention or edema, leading to rapid and unexplained weight gain.

⚠️This could indicate serious adverse effects such as heart failure or renal dysfunction.

📋Clients should be instructed to report sudden changes in weight promptly.

🧾Other side effects like gastric upset or photosensitivity are less clinically urgent.

📌Core Message

Rapid weight gain with gabapentin may indicate serious adverse effects and should be reported.

Answer 9

Correct Answers:

Hemoglobin level increased to 12 g/dL (7.45 mmol/L).

Rationale :

🩸Epoetin alfa stimulates erythropoiesis, and its effectiveness is best measured by increased hemoglobin levels.

📊A rise to 12 g/dL indicates a therapeutic response, especially in clients with CKD-related anemia.

📋Subjective improvements like energy are helpful, but objective lab values are the gold standard.

⚠️Iron intake is supportive, but not a direct measure of epoetin efficacy.

📌Core Message

Hemoglobin rise confirms epoetin alfa is effectively treating anemia.

Answer 10

Correct Answers:

No known allergies
Peripheral IV in large vein
Used for prophylaxis
Dosage in safe range

Rationale :

🔍Before giving vancomycin, it is important to confirm no known allergies to avoid anaphylaxis.

💉A peripheral IV in a large vein minimizes risk of phlebitis due to vancomycin’s irritating properties.

🧫Using vancomycin for surgical prophylaxis is appropriate and evidence-based.

🧪Confirming that the dose is within a safe range prevents toxicity such as nephrotoxicity or ototoxicity.

🚫Findings like potassium levels or BUN, while relevant, are not primary indicators of vancomycin safety in this case.

📌Core Message

Safe vancomycin administration depends on allergy check, proper IV site, correct use, and dose.

WGU RN HESI Pharmacology Exam-2

No.

1 :
A female client starts a new prescription, oxybutynin, for symptoms of an overactive bladder. The client tells the nurse that she is training to run in a half-marathon. Which instruction should the nurse emphasize?

3 :
A client who is newly diagnosed with diabetes insipidus (DI) is receiving a synthetic vasopressin intravenously. Which side effect of vasopressin reported by the client should the nurse report to the healthcare provider?

4 :
Which action should the nurse implement to assess the effectiveness of amlodipine?

5 :
To control asthma, a client in a residential treatment facility uses a fluticasone propionate and salmeterol discus inhalation system, which provides an inhaled powdered form of these combined medications. Which instruction should the nurse provide to this client's caregivers?

6 :
A client with allergic rhinitis is taking the over-the-counter antihistamine diphenhydramine HCL. Which instruction is most important for the nurse to provide this client?

7 :
The nurse is teaching a client who has been diagnosed with human immunodeficiency virus (HIV) about the antiretroviral medication regimen. Which statement provided by the client requires additional instruction by the nurse?

8 :
The nurse is providing discharge instructions to a client who has been prescribed gabapentin 300 mg by mouth (PO) three times a day for postherpetic neuralgia. Which symptom should the nurse tell the client to report to the healthcare provider?

9 :
A client with anemia secondary to chronic kidney disease (CKD) started a prescription for epoetin alfa two months ago. Which client finding best indicates that the medication is effective?
Reference Range:
Hemoglobin (Hgb) [14 to 18 g/dl. (8.7 to 11.2 mmol/L)]

10 :
The nurse is preparing the client's plan of care.

Answer Options

WGU RN HESI Pharmacology Exam-2

No.

1 : A female client starts a new prescription, oxybutynin, for symptoms of an overactive bladder. The client tells the nurse that she is training to run in a half-marathon. Which instruction should the nurse emphasize?

3 : A client who is newly diagnosed with diabetes insipidus (DI) is receiving a synthetic vasopressin intravenously. Which side effect of vasopressin reported by the client should the nurse report to the healthcare provider?

4 : Which action should the nurse implement to assess the effectiveness of amlodipine?

5 : To control asthma, a client in a residential treatment facility uses a fluticasone propionate and salmeterol discus inhalation system, which provides an inhaled powdered form of these combined medications. Which instruction should the nurse provide to this client's caregivers?

6 : A client with allergic rhinitis is taking the over-the-counter antihistamine diphenhydramine HCL. Which instruction is most important for the nurse to provide this client?

7 : The nurse is teaching a client who has been diagnosed with human immunodeficiency virus (HIV) about the antiretroviral medication regimen. Which statement provided by the client requires additional instruction by the nurse?

8 : The nurse is providing discharge instructions to a client who has been prescribed gabapentin 300 mg by mouth (PO) three times a day for postherpetic neuralgia. Which symptom should the nurse tell the client to report to the healthcare provider?

9 : A client with anemia secondary to chronic kidney disease (CKD) started a prescription for epoetin alfa two months ago. Which client finding best indicates that the medication is effective?Reference Range:Hemoglobin (Hgb) [14 to 18 g/dl. (8.7 to 11.2 mmol/L)]

10 : The nurse is preparing the client's plan of care.

Answer Options

1 :
A female client starts a new prescription, oxybutynin, for symptoms of an overactive bladder. The client tells the nurse that she is training to run in a half-marathon. Which instruction should the nurse emphasize?

3 :
A client who is newly diagnosed with diabetes insipidus (DI) is receiving a synthetic vasopressin intravenously. Which side effect of vasopressin reported by the client should the nurse report to the healthcare provider?

4 :
Which action should the nurse implement to assess the effectiveness of amlodipine?

5 :
To control asthma, a client in a residential treatment facility uses a fluticasone propionate and salmeterol discus inhalation system, which provides an inhaled powdered form of these combined medications. Which instruction should the nurse provide to this client's caregivers?

6 :
A client with allergic rhinitis is taking the over-the-counter antihistamine diphenhydramine HCL. Which instruction is most important for the nurse to provide this client?

7 :
The nurse is teaching a client who has been diagnosed with human immunodeficiency virus (HIV) about the antiretroviral medication regimen. Which statement provided by the client requires additional instruction by the nurse?

8 :
The nurse is providing discharge instructions to a client who has been prescribed gabapentin 300 mg by mouth (PO) three times a day for postherpetic neuralgia. Which symptom should the nurse tell the client to report to the healthcare provider?

9 :
A client with anemia secondary to chronic kidney disease (CKD) started a prescription for epoetin alfa two months ago. Which client finding best indicates that the medication is effective?
Reference Range:
Hemoglobin (Hgb) [14 to 18 g/dl. (8.7 to 11.2 mmol/L)]

10 :
The nurse is preparing the client's plan of care.