Cnor (Certified Nurse Operating Room) Exam Latest
2026/2027 Questions and Correct Detailed Answers
Already Graded A+
During a procedure under local anesthesia, the patient complains of circumoral
numbness, blurred vision, and dizziness. What should be the immediate action of
the perioperative nurse monitoring this patient?
a. Recheck the dose of local anesthesia given
b. Ensure an airway
c. Set the IV line to full flow
d. Call for 20% lipid emulsion to be brought to the room - CORRECT ANSWER-b
The circulating nurse reports that the needle count is incorrect. The surgeon
continues to close the wound, stating, "I know it is not in the wound and I am not
going to stop to look for it." The best plan of action is to:
a. Accept the surgeon's response without comment and fill out an incident report
b. Inform the surgeon of hospital policy and document subsequent actions
c. Order X-rays regardless of the surgeon's wishes
d. Notify the OR supervisor and ask for advice - CORRECT ANSWER-b
,A(n) __________ agent is used to pre-treat instruments. It is non-drying and is
NOT a disinfectant. It is something that BREAKS DOWN organic material. It digests
that organic material and makes it something that is easy to clean and disinfect. It
DISSOLVES the organic stuff and INCLUDES PROTEASES. - CORRECT ANSWER-
enzymatic
The size and length of brush lumens to clean instruments is determined by the
manufacturer. - CORRECT ANSWER-true
__________ is very difficult to get off instruments once it's on there. This adds
texture on instruments where spores can hide. - CORRECT ANSWER-biofilm
What is considered more effective:
Automated cleaning (ultrasonic & washers) or manual cleaning? - CORRECT
ANSWER-automated
What type of sterilizers do pre-vacuum autoclave (dynamic air-removal) and
gravity displacement autoclaves fall under? - CORRECT ANSWER-steam
,A new employee unknowingly dispensed an unsterile solution to the sterile field.
The following day, the supervisor learns of the incident. The supervisor's first
action would be to:
a. Initiate an incident report
b. Instruct the employee on the technique of reading labels
c. Counsel the employee verbally
d. Notify the surgeon of the break in technique - CORRECT ANSWER-d
Due to an emergency, the perioperative nurse is unable to conduct the sponge,
sharps, and instrument counts. At the conclusion of the surgery, the nurse should:
a. Ask the surgeon to sign the count
b. Immediately notify the OR supervisor
c. Document the absence of counts
d. Refuse to sign the sponge count record - CORRECT ANSWER-c
The optimum patient position provides:
, a. Access and exposure, maintains circulatory and respiratory functions, and does
not compromise neuromuscular structures.
b. Optimum access and exposure to surgical site, with no permanent compromise
to neuromuscular structures.
c. Access for the surgeon, does not compromise the neuromuscular structures,
and maintains an adequate airway for the anesthetist.
d. Sustained circulatory and respiratory functions, does not compromise
neuromuscular structures, and maintains body alignment. - CORRECT
ANSWER-a
A patient who is 8 months pregnant is to undergo an emergency laparotomy. In
planning nursing care for this patient, the perioperative nurse should have
available a wedge cushion or pillow to place under the patient's:
a. Knees
b. Left side
c. Right side
d. Shoulders - CORRECT ANSWER-c
You're loading the sterilizer with trays and wrapped towels. The correct
configuration would be:
2026/2027 Questions and Correct Detailed Answers
Already Graded A+
During a procedure under local anesthesia, the patient complains of circumoral
numbness, blurred vision, and dizziness. What should be the immediate action of
the perioperative nurse monitoring this patient?
a. Recheck the dose of local anesthesia given
b. Ensure an airway
c. Set the IV line to full flow
d. Call for 20% lipid emulsion to be brought to the room - CORRECT ANSWER-b
The circulating nurse reports that the needle count is incorrect. The surgeon
continues to close the wound, stating, "I know it is not in the wound and I am not
going to stop to look for it." The best plan of action is to:
a. Accept the surgeon's response without comment and fill out an incident report
b. Inform the surgeon of hospital policy and document subsequent actions
c. Order X-rays regardless of the surgeon's wishes
d. Notify the OR supervisor and ask for advice - CORRECT ANSWER-b
,A(n) __________ agent is used to pre-treat instruments. It is non-drying and is
NOT a disinfectant. It is something that BREAKS DOWN organic material. It digests
that organic material and makes it something that is easy to clean and disinfect. It
DISSOLVES the organic stuff and INCLUDES PROTEASES. - CORRECT ANSWER-
enzymatic
The size and length of brush lumens to clean instruments is determined by the
manufacturer. - CORRECT ANSWER-true
__________ is very difficult to get off instruments once it's on there. This adds
texture on instruments where spores can hide. - CORRECT ANSWER-biofilm
What is considered more effective:
Automated cleaning (ultrasonic & washers) or manual cleaning? - CORRECT
ANSWER-automated
What type of sterilizers do pre-vacuum autoclave (dynamic air-removal) and
gravity displacement autoclaves fall under? - CORRECT ANSWER-steam
,A new employee unknowingly dispensed an unsterile solution to the sterile field.
The following day, the supervisor learns of the incident. The supervisor's first
action would be to:
a. Initiate an incident report
b. Instruct the employee on the technique of reading labels
c. Counsel the employee verbally
d. Notify the surgeon of the break in technique - CORRECT ANSWER-d
Due to an emergency, the perioperative nurse is unable to conduct the sponge,
sharps, and instrument counts. At the conclusion of the surgery, the nurse should:
a. Ask the surgeon to sign the count
b. Immediately notify the OR supervisor
c. Document the absence of counts
d. Refuse to sign the sponge count record - CORRECT ANSWER-c
The optimum patient position provides:
, a. Access and exposure, maintains circulatory and respiratory functions, and does
not compromise neuromuscular structures.
b. Optimum access and exposure to surgical site, with no permanent compromise
to neuromuscular structures.
c. Access for the surgeon, does not compromise the neuromuscular structures,
and maintains an adequate airway for the anesthetist.
d. Sustained circulatory and respiratory functions, does not compromise
neuromuscular structures, and maintains body alignment. - CORRECT
ANSWER-a
A patient who is 8 months pregnant is to undergo an emergency laparotomy. In
planning nursing care for this patient, the perioperative nurse should have
available a wedge cushion or pillow to place under the patient's:
a. Knees
b. Left side
c. Right side
d. Shoulders - CORRECT ANSWER-c
You're loading the sterilizer with trays and wrapped towels. The correct
configuration would be:
