Nokea
The nurse assesses a new order for a blood transfusion. The order is to transfuse 1 unit of packed red blood cells (contains 250 mL) in a 2-hour period. What will be the hourly rate of infusion?
- A. 50 mL/hr
- B. 62 mL/hr
- C. 125 mL/hr
- D. 137 mL/hr
Correct Answer: C
Rationale: To calculate the hourly rate: 250 mL ÷ 2 hours = 125 mL/hr, ensuring the transfusion is completed within the prescribed time.
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Vitamin K is administered to the newborn shortly after birth for which of the following reasons?
- A. To stop hemorrhage
- B. To treat infection
- C. To replace electrolytes
- D. To facilitate clotting
Correct Answer: D
Rationale: Vitamin K is given to newborns to facilitate clotting, preventing hemorrhagic disease due to low vitamin K levels.
The nurse is preparing to administer a dose of morphine sulfate to a client with postoperative pain. The client’s respiratory rate is 10 breaths per minute. Which of the following actions should the nurse take?
- A. Administer the dose as ordered.
- B. Withhold the dose and notify the physician.
- C. Administer half the dose and monitor the client.
- D. Recheck the respiratory rate in 30 minutes.
Correct Answer: B
Rationale: a respiratory rate of 10 breaths per minute is low, and morphine can further depress respiration, so the dose should be withheld
When administering a capsule that is individually wrapped to a client, when should the wrapping be removed?
- A. When initially obtained from the medicine cart
- B. When placed in the medicine cup
- C. Prior to entering the client's room
- D. At bedside in the client's presence
Correct Answer: D
Rationale: Removing the wrapping at the bedside (D) ensures the client sees the medication, enhancing safety and trust.
Which instruction would not be included in the discharge teaching of the client receiving chlorpromazine (Thorazine)?
- A. You will need to wear protective clothing or a sunscreen when you are outside.'
- B. You will need to avoid eating aged cheese.'
- C. You should carry hard candy with you to decrease dryness of the mouth.'
- D. You should report a sore throat immediately.'
Correct Answer: B
Rationale: Avoiding aged cheese is relevant for MAO inhibitors, not chlorpromazine, which does not interact with tyramine-containing foods.
A client with bipolar disorder is discharged with a prescription for Depakote (divalproex sodium). The nurse should remind the client of the need for:
- A. Frequent dental visits
- B. Frequent lab work
- C. Additional fluids
- D. Additional sodium
Correct Answer: B
Rationale: Depakote requires regular lab monitoring (e.g., liver function, platelet counts) to detect potential side effects like hepatotoxicity or thrombocytopenia.