Nokea
When a client needs oxygen therapy, what is the highest flow rate that oxygen can be delivered via nasal cannula?
- A. 2 liters/minute
- B. 4 liters/minute
- C. 6 liters/minute
- D. 8 liters/minute
Correct Answer: C
Rationale: The highest flow rate that oxygen can be delivered via nasal cannula is 6 liters/minute. Higher flow rates must be delivered by mask.
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Which of the following is not a reason for pelvic ultrasonography?
- A. to measure uterine size
- B. to detect multiple pregnancies
- C. to measure renal size
- D. to detect foreign bodies
Correct Answer: C
Rationale: Pelvic ultrasonography assesses pelvic organs, not renal size, which is evaluated via abdominal or renal ultrasonography.
Which type of dressing is recommended to place over a site when a chest tube is removed by the physician?
- A. transparent dressing
- B. colloidal dressing
- C. petrolatum gauze
- D. nonadherent dressing
Correct Answer: C
Rationale: Petrolatum gauze is recommended to place over a site when a chest tube is removed by the physician. This is because it forms an airtight seal, which the other choices do not.
The role of the incident report in risk management is:
- A. liability protection.
- B. to provide data for analysis by a risk manager to determine how future problems can be avoided.
- C. to discipline staff for errors.
- D. all of the above.
Correct Answer: B
Rationale: Incident reports are a tool for determining how future problems can be avoided. Incident reports do not provide liability protection. Incident reports are not meant to be used for disciplining staff.
A Hispanic client brings her father to the clinic because he is becoming more forgetful. He is diagnosed with Alzheimer's disease. The woman tells the nurse that she wants to try ginkgo biloba for her father, before using prescription medications. Which of the following is an appropriate response by the nurse?
- A. It is wiser to start a prescription
- B. That herb won't do your father any good
- C. You can't expect an herb to treat Alzheimer's
- D. I will let the physician know of your wishes
Correct Answer: D
Rationale: The culturally sensitive response is to notify the physician of the family member's wishes and to determine whether it is feasible. Ginkgo biloba has been shown to be of some benefit in treating dementia. The other statements are not culturally sensitive.
A client with which of the following conditions is at risk for developing a high ammonia level?
- A. renal failure
- B. psoriasis
- C. lupus
- D. cirrhosis
Correct Answer: D
Rationale: A client with cirrhosis is at risk for developing a high ammonia level.