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Questions 227

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Extract:

A client asks the nurse about her beta-blockers medication effect to her angina.


Question 1 of 5

What would be the nurse's response?

Correct Answer: C

Rationale: Beta-blockers decrease heart rate and cardiac contractility, reducing myocardial oxygen demand and relieving angina.

Extract:


Question 2 of 5

The nurse is caring for a client with a tracheostomy. Which of the following actions should the nurse perform to prevent complications?

Correct Answer: B

Rationale: Cleaning the inner cannula with sterile technique prevents infection and ensures airway patency, a priority in tracheostomy care. Suctioning (
A) is as needed, not routine, tie changes (
C) are less frequent, and dressings (
D) should be pre-cut and moisture-resistant.

Question 3 of 5

The physician orders palifermin (Kepivance) 60 mcg/kg to be administered daily. The client weighs 35 kg. The medication is supplied 5 mg/mL. How many mL would you administer?

Correct Answer: A

Rationale: Dose: 60 mcg/kg × 35 kg = 2100 mcg = 2.1 mg. 2.1 mg ÷ 5 mg/mL = 0.42 mL. Other options are incorrect calculations.

Question 4 of 5

A nurse is administering metoprolol (Lopressor) to a patient with hypertension. Which of the following assessments is most important before administering this medication?

Correct Answer: A

Rationale: Metoprolol, a beta-blocker, lowers blood pressure and heart rate, so assessing blood pressure prevents hypotension or bradycardia. Respiratory rate, temperature, and oxygen saturation are less critical.

Question 5 of 5

An appropriate intervention for the client with suspected genitourinary trauma and visible blood at the urethral meatus is:

Correct Answer: D

Rationale: Blood at the urethral meatus suggests trauma, contraindicating catheterization. A urologist consult is necessary for specialized evaluation and management. Physiological Adaptation

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