HESI RN
HESI Pharmacology Practice Exam
1. A client is learning how to mix regular insulin and NPH insulin in the same syringe. Which action, if performed by the client, indicates the need for further teaching?
- A. Withdraws the NPH insulin first
- B. Withdraws the regular insulin first
- C. Injects air into the NPH insulin vial first
- D. Injects an amount of air equal to the desired dose of insulin into the vial
Correct answer: A
Rationale: When mixing regular insulin with another insulin preparation, it is crucial to withdraw the regular insulin first to prevent contamination. NPH insulin should be drawn after the regular insulin to maintain the integrity of each insulin type. Therefore, if the client withdraws the NPH insulin first, it indicates the need for further teaching. Choice B is correct as withdrawing regular insulin first is the appropriate step. Choice C is incorrect as air should be injected into the vial containing the regular insulin to maintain pressure. Choice D is incorrect as injecting air equal to the desired dose of insulin into the vial is a correct step in preparing the insulin for withdrawal.
2. A healthcare provider is preparing to administer a prescribed dose of digoxin (Lanoxin) to a client. Before administering the medication, the healthcare provider should:
- A. Measure the client's blood pressure.
- B. Check the client's heart rate.
- C. Assess the client's respiratory rate.
- D. Check the client's oxygen saturation level.
Correct answer: B
Rationale: Before administering digoxin (Lanoxin), the healthcare provider should check the client's heart rate. Monitoring the heart rate is crucial because if it is below 60 beats per minute, the medication should be withheld, and the healthcare provider must be informed. While blood pressure, respiratory rate, and oxygen saturation are essential assessments, they are not the primary focus before administering digoxin.
3. Before administering Methylergonovine (Methergine) to a client with postpartum hemorrhage caused by uterine atony, the nurse checks which of the following as the important client parameter?
- A. Temperature
- B. Lochial flow
- C. Urine output
- D. Blood pressure
Correct answer: D
Rationale: Methylergonovine (Methergine) acts by stimulating uterine contractions and causing vasoconstriction. As vasoconstriction can potentially impact blood pressure, it is crucial to check the client's blood pressure before administering Methylergonovine to monitor for any hypertensive effects.
4. A client receiving nitrofurantoin (Macrodantin) calls the health care provider's office complaining of side effects related to the medication. Which side effect indicates the need to stop treatment with this medication?
- A. Nausea
- B. Diarrhea
- C. Anorexia
- D. Cough and chest pain
Correct answer: D
Rationale: Pulmonary reactions such as cough and chest pain are serious side effects associated with nitrofurantoin that require immediate discontinuation of the medication to prevent potential severe respiratory complications.
5. A client who has begun taking fosinopril (Monopril) is very distressed, telling the nurse that he cannot taste food normally since beginning the medication 2 weeks ago. The nurse provides the best support to the client by:
- A. Telling the client not to take the medication with food
- B. Suggesting that the client taper the dose until taste returns to normal
- C. Informing the client that impaired taste is expected and generally disappears in 2 to 3 months
- D. Requesting that the health care provider (HCP) change the prescription to another brand of angiotensin-converting enzyme (ACE) inhibitor
Correct answer: C
Rationale: The correct answer is to inform the client that impaired taste is an expected side effect of ACE inhibitors like fosinopril, such as Monopril, and typically resolves within 2 to 3 months. It is essential for the nurse to offer reassurance and education to the client about this common side effect to alleviate distress and encourage compliance with the medication regimen.
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