CNOR (Certified Perioperative Nurse) Practice
Exam With Real Questions And Correct
Answer/Guaranteed Pass/Instant Download Pdf
1. Which of the following is the primary purpose of a surgical time-out?
A. To review patient billing
B. To confirm insurance coverage
C. To verify patient identity, surgical site, and procedure
D. To schedule postoperative follow-up
Correct Answer: C
Rationale: The surgical time-out is a critical safety step to prevent wrong-patient, wrong-site, and wrong-
procedure errors.
2. What is the preferred method to maintain sterile technique when opening sterile supplies?
A. Pulling items toward the body
B. Touching the inner wrapper with bare hands
C. Opening away from the body without reaching over the sterile field
D. Placing supplies directly on the floor
Correct Answer: C
Rationale: Sterile items should always be opened away from the body to prevent contamination of the
sterile field.
3. Which type of sterilization is most appropriate for heat-sensitive surgical instruments?
A. Steam sterilization
B. Dry heat sterilization
C. Ethylene oxide (ETO) sterilization
D. Boiling water sterilization
Correct Answer: C
Rationale: ETO sterilization is suitable for delicate or heat-sensitive instruments that cannot withstand
high temperatures.
4. During laparoscopic surgery, which intra-abdominal pressure range is generally recommended for
insufflation?
A. 5–7 mmHg
B. 12–15 mmHg
C. 20–25 mmHg
D. 30–35 mmHg
Correct Answer: B
,Rationale: Insufflation pressures between 12–15 mmHg provide optimal visualization while minimizing
physiological complications.
5. Which of the following is the most important nursing intervention to prevent surgical site infection
(SSI)?
A. Monitoring vital signs postoperatively
B. Maintaining strict aseptic technique
C. Ensuring patient comfort
D. Administering postoperative analgesics
Correct Answer: B
Rationale: Aseptic technique is the cornerstone of preventing SSIs.
6. When a patient has a latex allergy, which of the following precautions is essential in the OR?
A. Using standard gloves only
B. Using non-latex gloves and equipment
C. Using powdered latex gloves
D. Placing the patient under general anesthesia first
Correct Answer: B
Rationale: All latex-containing equipment must be avoided to prevent allergic reactions.
7. Which type of suture material is most appropriate for closing internal fascia?
A. Nylon
B. Silk
C. Absorbable synthetic (e.g., polyglycolic acid)
D. Stainless steel
Correct Answer: C
Rationale: Absorbable synthetic sutures provide prolonged strength and do not require removal.
8. What is the best method to verify that an instrument is sterile?
A. Checking the expiration date only
B. Inspecting sterilization indicators and packaging integrity
C. Smelling the package
D. Relying on the technician’s verbal confirmation
Correct Answer: B
Rationale: Both chemical indicators and package integrity confirm sterility before use.
9. During preoperative assessment, which condition requires notifying the surgeon prior to
anesthesia?
A. History of controlled hypertension
B. History of malignant hyperthermia
C. Mild seasonal allergies
D. History of appendectomy 10 years ago
, Correct Answer: B
Rationale: Malignant hyperthermia is a life-threatening condition triggered by anesthesia agents.
10. What is the recommended position for a patient undergoing laparoscopic cholecystectomy?
A. Prone
B. Supine with slight reverse Trendelenburg and left tilt
C. Lithotomy
D. Lateral decubitus
Correct Answer: B
Rationale: This position optimizes visualization of the gallbladder while maintaining patient safety.
11. Which is the most appropriate method to handle sharps in the OR?
A. Passing directly hand-to-hand
B. Using a neutral zone for passing sharps
C. Leaving on the sterile field after use
D. Placing in the trash immediately
Correct Answer: B
Rationale: A neutral zone reduces the risk of sharps injuries among OR personnel.
12. Which fluid is commonly used for irrigation during surgery?
A. Sterile water only
B. Normal saline
C. Dextrose 5%
D. Lactated Ringer’s with blood
Correct Answer: B
Rationale: Normal saline is isotonic, non-toxic, and safe for tissue irrigation.
13. What is the primary purpose of surgical drapes?
A. To keep instruments organized
B. To improve lighting
C. To create a sterile field and reduce infection risk
D. To mark incision site
Correct Answer: C
Rationale: Draping creates a barrier to microorganisms, protecting the patient and sterile field.
14. Which of the following patients is at highest risk for developing a postoperative deep vein
thrombosis (DVT)?
A. 25-year-old healthy athlete
B. 68-year-old obese patient after hip replacement
C. 40-year-old outpatient for laparoscopic appendectomy
D. 50-year-old patient with no comorbidities
Correct Answer: B
Rationale: Age, obesity, and orthopedic surgery increase DVT risk.
Exam With Real Questions And Correct
Answer/Guaranteed Pass/Instant Download Pdf
1. Which of the following is the primary purpose of a surgical time-out?
A. To review patient billing
B. To confirm insurance coverage
C. To verify patient identity, surgical site, and procedure
D. To schedule postoperative follow-up
Correct Answer: C
Rationale: The surgical time-out is a critical safety step to prevent wrong-patient, wrong-site, and wrong-
procedure errors.
2. What is the preferred method to maintain sterile technique when opening sterile supplies?
A. Pulling items toward the body
B. Touching the inner wrapper with bare hands
C. Opening away from the body without reaching over the sterile field
D. Placing supplies directly on the floor
Correct Answer: C
Rationale: Sterile items should always be opened away from the body to prevent contamination of the
sterile field.
3. Which type of sterilization is most appropriate for heat-sensitive surgical instruments?
A. Steam sterilization
B. Dry heat sterilization
C. Ethylene oxide (ETO) sterilization
D. Boiling water sterilization
Correct Answer: C
Rationale: ETO sterilization is suitable for delicate or heat-sensitive instruments that cannot withstand
high temperatures.
4. During laparoscopic surgery, which intra-abdominal pressure range is generally recommended for
insufflation?
A. 5–7 mmHg
B. 12–15 mmHg
C. 20–25 mmHg
D. 30–35 mmHg
Correct Answer: B
,Rationale: Insufflation pressures between 12–15 mmHg provide optimal visualization while minimizing
physiological complications.
5. Which of the following is the most important nursing intervention to prevent surgical site infection
(SSI)?
A. Monitoring vital signs postoperatively
B. Maintaining strict aseptic technique
C. Ensuring patient comfort
D. Administering postoperative analgesics
Correct Answer: B
Rationale: Aseptic technique is the cornerstone of preventing SSIs.
6. When a patient has a latex allergy, which of the following precautions is essential in the OR?
A. Using standard gloves only
B. Using non-latex gloves and equipment
C. Using powdered latex gloves
D. Placing the patient under general anesthesia first
Correct Answer: B
Rationale: All latex-containing equipment must be avoided to prevent allergic reactions.
7. Which type of suture material is most appropriate for closing internal fascia?
A. Nylon
B. Silk
C. Absorbable synthetic (e.g., polyglycolic acid)
D. Stainless steel
Correct Answer: C
Rationale: Absorbable synthetic sutures provide prolonged strength and do not require removal.
8. What is the best method to verify that an instrument is sterile?
A. Checking the expiration date only
B. Inspecting sterilization indicators and packaging integrity
C. Smelling the package
D. Relying on the technician’s verbal confirmation
Correct Answer: B
Rationale: Both chemical indicators and package integrity confirm sterility before use.
9. During preoperative assessment, which condition requires notifying the surgeon prior to
anesthesia?
A. History of controlled hypertension
B. History of malignant hyperthermia
C. Mild seasonal allergies
D. History of appendectomy 10 years ago
, Correct Answer: B
Rationale: Malignant hyperthermia is a life-threatening condition triggered by anesthesia agents.
10. What is the recommended position for a patient undergoing laparoscopic cholecystectomy?
A. Prone
B. Supine with slight reverse Trendelenburg and left tilt
C. Lithotomy
D. Lateral decubitus
Correct Answer: B
Rationale: This position optimizes visualization of the gallbladder while maintaining patient safety.
11. Which is the most appropriate method to handle sharps in the OR?
A. Passing directly hand-to-hand
B. Using a neutral zone for passing sharps
C. Leaving on the sterile field after use
D. Placing in the trash immediately
Correct Answer: B
Rationale: A neutral zone reduces the risk of sharps injuries among OR personnel.
12. Which fluid is commonly used for irrigation during surgery?
A. Sterile water only
B. Normal saline
C. Dextrose 5%
D. Lactated Ringer’s with blood
Correct Answer: B
Rationale: Normal saline is isotonic, non-toxic, and safe for tissue irrigation.
13. What is the primary purpose of surgical drapes?
A. To keep instruments organized
B. To improve lighting
C. To create a sterile field and reduce infection risk
D. To mark incision site
Correct Answer: C
Rationale: Draping creates a barrier to microorganisms, protecting the patient and sterile field.
14. Which of the following patients is at highest risk for developing a postoperative deep vein
thrombosis (DVT)?
A. 25-year-old healthy athlete
B. 68-year-old obese patient after hip replacement
C. 40-year-old outpatient for laparoscopic appendectomy
D. 50-year-old patient with no comorbidities
Correct Answer: B
Rationale: Age, obesity, and orthopedic surgery increase DVT risk.
