ATI LPN
ATI LPN Med Surg Cohort 6 Exam Questions
Extract:
Question 1 of 5
A nurse is caring for a client who is 1 day postoperative following an open thoracotomy. The client is receiving oxygen mist at 40% by face tent. The client's SPO2 is 89-96%. ABG results are: pH 7.31, PaO2 93 mm Hg, PCO2 50 mm Hg, HCO3 25 mEq/L. Which of the following is an appropriate action by the nurse?
Correct Answer: B
Rationale: High-Fowler's position and respiratory exercises improve ventilation, addressing mild respiratory acidosis indicated by elevated PCO2.
Question 2 of 5
A nurse is reviewing the client's medical record in the presurgical holding area. Which of the following places the client at risk for a surgical site infection?
Correct Answer: D
Rationale: Diabetes impairs immune response and wound healing, increasing surgical site infection risk.
Question 3 of 5
A nurse working in the perioperative area is reviewing the Quality and Safety Education in Nursing (QSEN) competencies. Which of the following competencies should the nurse identify as the priority when caring for a client during the perioperative period?
Correct Answer: D
Rationale: Safety is paramount in preventing surgical errors, infections, and injuries during the perioperative period.
Question 4 of 5
A nurse is caring for a client with a chronic wound and is discussing smoking cessation. The client does not understand how smoking may impact wound healing. Which of the following would be the best nurse response?
Correct Answer: B
Rationale: Nicotine-induced vasoconstriction reduces blood flow, impairing oxygen and nutrient delivery essential for wound healing.
Question 5 of 5
Melanocytes give rise to the pigment melanin, which is responsible for skin color. Where can the melanocytes be found?
Correct Answer: B
Rationale: Melanocytes are located in the basal layer of the epidermis, producing melanin for skin pigmentation and UV protection.