Nokea
An advantage of using biologic burn grafts such as porcine (pigskin) grafts is that they appear to help:
- A. Encourage formation of tough skin.
- B. Promote the growth of epithelial tissue.
- C. Provide for permanent wound closure.
- D. Facilitate development of subcutaneous tissue.
Correct Answer: B
Rationale: Porcine grafts act as a temporary biological dressing, promoting epithelial tissue growth by providing a protective barrier and stimulating healing. They do not form tough skin, provide permanent closure, or directly affect subcutaneous tissue.
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The nurse is assessing a client recovering from anesthesia. Which of the following is an early indicator of hypoxemia?
- A. Somnolence.
- B. Restlessness.
- C. Chills.
- D. Urgency.
Correct Answer: B
Rationale: Restlessness is an early sign of hypoxemia, as the brain responds to low oxygen levels with agitation before more severe symptoms like somnolence or cyanosis appear.
A client undergoes surgery to repair lung injuries. Postoperative orders include the transfusion of one unit of packed red blood cells at a rate of 60 mL/hour. How long would this transfusion take to infuse?
- A. 2 hours.
- B. 4 hours.
- C. 6 hours.
- D. 8 hours.
Correct Answer: B
Rationale: A unit of packed red blood cells is approximately 250–300 mL. At 60 mL/hour, 240 mL (close to a unit) takes 240 ÷ 60 = 4 hours.
The 'I Can Cope,' 'CanSurmount,' and 'Reach to Recovery' programs are all designed to help cancer clients:
- A. Choose treatment centers.
- B. Find financial help.
- C. Obtain home health care.
- D. Cope with cancer.
Correct Answer: D
Rationale: These programs are designed to provide emotional and practical support to help cancer clients cope with their diagnosis and treatment.
A client with a hip fracture has undergone surgery for insertion of a femoral head prosthesis. Which of the following activities should the nurse instruct the client to avoid?
- A. Crossing the legs while sitting down.
- B. Sitting on a raised commode seat.
- C. Using an abductor splint while lying on the side.
- D. Rising straight from a chair to a standing position.
Correct Answer: A
Rationale: Crossing the legs risks hip dislocation post-surgery.
A nurse is obtaining consent for a bone marrow aspiration. What should the nurse do? Select all that apply.
- A. Witness the client signing the consent form.
- B. Evaluate that the client understands the procedure.
- C. Explain the risks of the procedure to the client.
- D. Verify that the client is signing the consent form of his own free will.
- E. Determine that the client understands postprocedure care.
Correct Answer: A,B,D,E
Rationale: The nurse's role in obtaining consent includes witnessing the signature, ensuring the client understands the procedure and postprocedure care, and verifying voluntary consent. Explaining risks is typically the physician's responsibility.