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CNOR Certification Exam Test Bank 2024/2025 | 200 Practice Questions with Answers & Rationales | OR Nurse Prep Guide

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A patient scheduled for a total knee arthroplasty reports a history of MRSA infection 6 months ago. Which preoperative intervention is most important to reduce surgical site infection risk? • A. Administer prophylactic antibiotics 2 hours before incision • B. Shave the surgical site with a razor the night before surgery • C. Perform preoperative nasal screening and decolonization as prescribed • D. Schedule the patient as the last case of the day During a laparoscopic cholecystectomy, the surgeon requests the table be placed in reverse Trendelenburg. What is the primary purpose of this position change? • A. To increase venous return to the heart • B. To displace the bowel away from the surgical site • C. To decrease the risk of nerve injury • D. To improve visualization of the pelvic structures

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,
,
, 10. A patient with a history of obstructive sleep apnea is scheduled for
outpatient shoulder arthroscopy. Which preoperative assessment finding is
most concerning?
• A. BMI of 31 kg/m²
• B. Mallampati class III airway
• C. Oxygen saturation of 88% on room air
• D. History of snoring
11. During the preoperative interview, a patient scheduled for a total hip
arthroplasty reports taking aspirin 81 mg daily for cardiac prophylaxis. The
patient stopped taking it 5 days ago as instructed. What is the nurse’s best
action?
• A. Cancel the case due to increased bleeding risk
• B. Document the discontinuation date and proceed
• C. Notify the surgeon and anesthesia provider of the discontinuation date
• D. Administer vitamin K preoperatively
12. A patient with a known latex allergy is scheduled for a laparotomy. Which
action is most appropriate?
• A. Schedule the patient as the first case of the day
• B. Ensure all supplies in the room are latex-free and have a latex-free cart
available
• C. Administer diphenhydramine prophylactically
• D. Use only non-sterile gloves for the procedure
13. A 68-year-old patient presents for a carotid endarterectomy. The patient
reports a 10-pound weight loss over the past month and difficulty swallowing.
What is the priority action?
• A. Proceed with the surgical time-out
• B. Document the findings in the nursing assessment
• C. Notify the surgeon and anesthesia provider immediately
• D. Place the patient on NPO status

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