CNOR Exam Preparation Questions and
Answers Latest 2025/2026
Cholecystectomy incision needed - CORRECT ANSWER-Krocher's incision
Gallbladder, Liver incision name - CORRECT ANSWER-Midline incision
Appendicitis incsion - CORRECT ANSWER-Mc Burney's Pont incision
Incision for GYN Pelvic Surgery and Prostatic Surgery - CORRECT ANSWER-
Pfannenstiel incision
Normal Hemoglobin levels for men - CORRECT ANSWER-13.5-17.5
Normal Hemoglobin for women - CORRECT ANSWER-12-16
Na+ normal level - CORRECT ANSWER-135-145
Normal Potassium Level - CORRECT ANSWER-3.5-5.0
Normal Ph level - CORRECT ANSWER-7.35-7.45
PaCO2 normal level - CORRECT ANSWER-35-45
PaO2 normal level - CORRECT ANSWER-80-100
HCO3 normal level - CORRECT ANSWER-22-28
Ammonia normal level - CORRECT ANSWER-9.5-49mcg/dl
ALT liver function normal level - CORRECT ANSWER-0-35
Albumin normal level - CORRECT ANSWER-4-6
Hct normal level for male - CORRECT ANSWER-39-49
Hct normal level for female - CORRECT ANSWER-35-45
What piece of equipment do you need for a vasvagotomy? - CORRECT ANSWER-
microscope
,During a procedure under local anesthesia, the patient complains of circumoral
numbness, blurred vision and dizziness. What should be the immediate action of the
preoperative nurse monitoring this patient? - CORRECT ANSWER-Ensure an airway
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 : - CORRECT ANSWER-inform the surgeon of
the hospital policy and document subsequent actions
A new employee unknowingly dispensed an unsterile solution to the sterile field. The
following day the supervisor learns of the incident. The supervisors first action would be
to: - CORRECT ANSWER-Notify surgeon of the break in technique
Where does decontamination begin? - CORRECT ANSWER-Starts at the field, with
wiping the instruments to keep the bioburden down
How many air exchanges does Decontamination area have? - CORRECT ANSWER-6
air exchanges per hour
What temperature does decontamination area need to be set at? - CORRECT
ANSWER-68-73 degrees
What is the humidity setting for decontamination area? - CORRECT ANSWER-30%-
60%
What is TASS? - CORRECT ANSWER-Toxic Anterior Segment Syndrome-from
contaminates left on eye instruments
What is the temperature kept at in the packaging area? - CORRECT ANSWER-64-73
degrees
What is the humidity settings kept at in the packaging area? - CORRECT ANSWER-35-
70%
How do you reverse the effects of FFP? - CORRECT ANSWER-Coumadin (Warfin)
Assault is defined as? - CORRECT ANSWER-Threat to do harm
Which sterilizer forces air from the sterilizer chamber? - CORRECT ANSWER-Gravity
displacement
What must you have before putting in an A-Line? - CORRECT ANSWER-Allen's Test
Which facial lines would a surgeon use to remove a lesion? - CORRECT ANSWER-
Langer Lines
, Kraske Position is also known as? - CORRECT ANSWER-Jack Knife
What is hematopoiesis? - CORRECT ANSWER-The body making new blood cells
Causes of metabolic
Alkalosis? - CORRECT ANSWER--Anything that causes loss of acid loss in GI Tract-
N/V
-Self induced by TUMS
What is FFP made up of? - CORRECT ANSWER--Clotting factors
-Plasma
What is Cryo used for? - CORRECT ANSWER-To control bleeding
Where is a Swan Ganz catheter placed? - CORRECT ANSWER-Internal Jugular
What 5 risks are pediatric patients in the OR at risk for? - CORRECT ANSWER--
Displacing ET tube (short trachea)
-Hypothermia
-Hypovolemia (weigh sponges)
-Peter Panning off table (moving around during induction)
-(+) Resp Rate causes (+) Heart Rate
Voluntary reporting that encourages self reporting without fear of retaliation? -
CORRECT ANSWER-Culture of Safety from the
Patient Saftey and Quality Improvement Act 2005
S/S of Hypontremia (below 135) - CORRECT ANSWER--N/V
-Irritability
-Muscle cramping
-Muscle twitching
-HA
What time frame must I use FFP after being thawed? - CORRECT ANSWER-24 hours
Pudendal Block is used in what type of surgery? - CORRECT ANSWER-GYN
Avoid an Epidural, Spinal, and General anesthesia with these type of patients? -
CORRECT ANSWER-Sickle cell
Pneumatic Tourniquet must have how much re-profussion time, before re-inflating it
again? - CORRECT ANSWER-15 minutes
Pneumatic Tourniquet time limit for upper extremity in adults? - CORRECT ANSWER-
60 minutes
Answers Latest 2025/2026
Cholecystectomy incision needed - CORRECT ANSWER-Krocher's incision
Gallbladder, Liver incision name - CORRECT ANSWER-Midline incision
Appendicitis incsion - CORRECT ANSWER-Mc Burney's Pont incision
Incision for GYN Pelvic Surgery and Prostatic Surgery - CORRECT ANSWER-
Pfannenstiel incision
Normal Hemoglobin levels for men - CORRECT ANSWER-13.5-17.5
Normal Hemoglobin for women - CORRECT ANSWER-12-16
Na+ normal level - CORRECT ANSWER-135-145
Normal Potassium Level - CORRECT ANSWER-3.5-5.0
Normal Ph level - CORRECT ANSWER-7.35-7.45
PaCO2 normal level - CORRECT ANSWER-35-45
PaO2 normal level - CORRECT ANSWER-80-100
HCO3 normal level - CORRECT ANSWER-22-28
Ammonia normal level - CORRECT ANSWER-9.5-49mcg/dl
ALT liver function normal level - CORRECT ANSWER-0-35
Albumin normal level - CORRECT ANSWER-4-6
Hct normal level for male - CORRECT ANSWER-39-49
Hct normal level for female - CORRECT ANSWER-35-45
What piece of equipment do you need for a vasvagotomy? - CORRECT ANSWER-
microscope
,During a procedure under local anesthesia, the patient complains of circumoral
numbness, blurred vision and dizziness. What should be the immediate action of the
preoperative nurse monitoring this patient? - CORRECT ANSWER-Ensure an airway
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 : - CORRECT ANSWER-inform the surgeon of
the hospital policy and document subsequent actions
A new employee unknowingly dispensed an unsterile solution to the sterile field. The
following day the supervisor learns of the incident. The supervisors first action would be
to: - CORRECT ANSWER-Notify surgeon of the break in technique
Where does decontamination begin? - CORRECT ANSWER-Starts at the field, with
wiping the instruments to keep the bioburden down
How many air exchanges does Decontamination area have? - CORRECT ANSWER-6
air exchanges per hour
What temperature does decontamination area need to be set at? - CORRECT
ANSWER-68-73 degrees
What is the humidity setting for decontamination area? - CORRECT ANSWER-30%-
60%
What is TASS? - CORRECT ANSWER-Toxic Anterior Segment Syndrome-from
contaminates left on eye instruments
What is the temperature kept at in the packaging area? - CORRECT ANSWER-64-73
degrees
What is the humidity settings kept at in the packaging area? - CORRECT ANSWER-35-
70%
How do you reverse the effects of FFP? - CORRECT ANSWER-Coumadin (Warfin)
Assault is defined as? - CORRECT ANSWER-Threat to do harm
Which sterilizer forces air from the sterilizer chamber? - CORRECT ANSWER-Gravity
displacement
What must you have before putting in an A-Line? - CORRECT ANSWER-Allen's Test
Which facial lines would a surgeon use to remove a lesion? - CORRECT ANSWER-
Langer Lines
, Kraske Position is also known as? - CORRECT ANSWER-Jack Knife
What is hematopoiesis? - CORRECT ANSWER-The body making new blood cells
Causes of metabolic
Alkalosis? - CORRECT ANSWER--Anything that causes loss of acid loss in GI Tract-
N/V
-Self induced by TUMS
What is FFP made up of? - CORRECT ANSWER--Clotting factors
-Plasma
What is Cryo used for? - CORRECT ANSWER-To control bleeding
Where is a Swan Ganz catheter placed? - CORRECT ANSWER-Internal Jugular
What 5 risks are pediatric patients in the OR at risk for? - CORRECT ANSWER--
Displacing ET tube (short trachea)
-Hypothermia
-Hypovolemia (weigh sponges)
-Peter Panning off table (moving around during induction)
-(+) Resp Rate causes (+) Heart Rate
Voluntary reporting that encourages self reporting without fear of retaliation? -
CORRECT ANSWER-Culture of Safety from the
Patient Saftey and Quality Improvement Act 2005
S/S of Hypontremia (below 135) - CORRECT ANSWER--N/V
-Irritability
-Muscle cramping
-Muscle twitching
-HA
What time frame must I use FFP after being thawed? - CORRECT ANSWER-24 hours
Pudendal Block is used in what type of surgery? - CORRECT ANSWER-GYN
Avoid an Epidural, Spinal, and General anesthesia with these type of patients? -
CORRECT ANSWER-Sickle cell
Pneumatic Tourniquet must have how much re-profussion time, before re-inflating it
again? - CORRECT ANSWER-15 minutes
Pneumatic Tourniquet time limit for upper extremity in adults? - CORRECT ANSWER-
60 minutes
