Nokea
A client is diagnosed with methicillin resistant staphylococcus aureus pneumonia (MRSA). What type of isolation is most appropriate for this client?
- A. Reverse
- B. Airborne
- C. Standard precautions
- D. Contact
Correct Answer: D
Rationale: Contact precautions or Body Substance Isolation (BSI) involves the use of barrier protection (e.g. gloves, mask, gown, or protective eyewear as appropriate) whenever direct contact with any body fluid is expected.
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A patient asks a nurse the following question. Exposure to TB can be identified best with which of the following procedures? Which of the following tests is the most definitive of TB?
- A. Chest x-ray
- B. Mantoux test
- C. Breath sounds examination
- D. Sputum culture for gram-negative bacteria
Correct Answer: B
Rationale: The Mantoux is the most accurate test to determine the presence of TB.
A client states, 'People think I'm no good, you know what I mean?' Which of these responses would be most therapeutic?
- A. Well people often take their own feelings of inadequacy out on others.'
- B. I think you're good. So you see, there's one person who likes you.'
- C. I'm not sure what you mean. Tell me a bit more about that.'
- D. Let's discuss this to see the reasons you create this impression on people.'
Correct Answer: C
Rationale: I'm not sure what you mean. Tell me a bit more about that.' This therapeutic communication technique elicits more information, especially when delivered in an open, non-judgmental fashion.
The nurse suspects that a child may have ingested a caustic substance. Which comment by the child would be of greatest concern to the nurse?
- A. Ask the child if the mouth is burning or throat pain is present.'
- B. I feel sleepy and my stomach hurts.'
- C. My tongue feels funny and I’m thirsty.'
- D. Has the child had vomiting, diarrhea or stomach cramps?'
Correct Answer: A
Rationale: Local irritation of tissues indicates a corrosive poisoning. Burning in the mouth or throat pain suggests ingestion of a caustic substance, requiring immediate attention.
A power outage occurs at a hospital, and a backup generator supplying power to a telemetry unit fails. After obtaining a flashlight, what is the nurse's next best action?
- A. Call the nursing supervisor
- B. Assess the most critically ill clients
- C. Obtain oxygen tanks for clients on oxygen
- D. Delegate which clients the NA should monitor
Correct Answer: C
Rationale: Obtaining oxygen tanks is the priority, as room oxygen sources fail during a power outage, and clients on oxygen are at immediate risk.
A nurse is reviewing a patient's ECG report. The patient exhibits a flat T wave, depressed ST segment and short QT interval. Which of the following medications can cause all of the above effects?
- A. Morphine
- B. Atropine
- C. Procardia
- D. Digitalis
Correct Answer: D
Rationale: Digitalis can cause all of the listed ECG changes, including flat T waves, depressed ST segments, and shortened QT intervals, due to its effects on cardiac electrophysiology.