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Question 1 of 5

A client with a head injury has an intracranial pressure (ICP) monitor in place. Cerebral perfusion pressure calculations are ordered. If the client's ICP is 22 and the mean pressure reading is 70, what is the client's cerebral perfusion pressure?

Correct Answer: 58

Rationale: Cerebral perfusion pressure (CPP) is calculated as CPP = MAP - ICP. Given MAP = 70 mmHg and ICP = 22 mmHg, CPP = 70 - 22 = 48 mmHg. Thus, the correct answer is 48.

Question 2 of 5

Assessment of a newborn for Apgar scoring includes observation for:

Correct Answer: C

Rationale: Heart rate is a critical component of Apgar scoring, assessed at 1 and 5 minutes to evaluate newborn vitality.

Question 3 of 5

The nurse is caring for a client with leukemia who has received the drug Daunorubicin (Cerubidine). Which of the following common side effects would cause the most concern?

Correct Answer: C

Rationale: Cardiotoxicity, a serious side effect of Daunorubicin, can lead to heart failure and requires immediate attention. Nausea (
A), vomiting (
B), and alopecia (
D) are common but less life-threatening.

Question 4 of 5

The client is admitted with a suspected pulmonary embolism. Which diagnostic test is most likely to confirm the diagnosis?

Correct Answer: B

Rationale: A pulmonary angiogram is the gold standard for confirming pulmonary embolism, directly visualizing blockages in pulmonary arteries. Chest X-ray, ABGs, and ECG may support the diagnosis but are less specific.

Question 5 of 5

The nurse is teaching a client with a history of sleep apnea about self-care. The nurse should tell the client to:

Correct Answer: A

Rationale: A CPAP machine maintains airway patency in sleep apnea, improving oxygenation and reducing apneic episodes.

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