1|Page
CNOR Exam – Ultimate Study Guide, Practice Questions,
and Certification Prep for Perioperative Nurses
Ace the CNOR Exam 2025 with this complete study guide, updated practice questions, and
expert tips to pass your perioperative nurse certification exam.
Get fully prepared for the CNOR Exam 2025 with this comprehensive guide covering the latest
exam content and certification requirements. Learn everything about perioperative nursing
standards, surgical patient safety, infection control, sterilization, and professional practice.
Access CNOR practice questions with answers, review outlines, and test-taking tips
designed to help you pass your CNOR (Certified Perioperative Nurse) exam on your first try.
Ideal for OR nurses, surgical technologists, and perioperative professionals pursuing CNOR
certification.
High-Search SEO Keywords:
• CNOR exam 2025
• CNOR certification exam 2025
• CNOR exam study guide pdf
• CNOR practice test with answers
Mr. S. is exhibiting unexplained tachycardia, rapid respirations, and muscle rigidity. The anesthesia team
determines Mr. S. is showing early signs of Malignant Hyperthermia. In response, the perianestheisa
nurse retrieves the MH cart and begins to reconstitute the Dantrolene Sodium with:
A. Normal Saline
B. Preservative Free sterile water
C. Hydrocortisone acetate
,2|Page
D. A hypertonic saline solution - ANSWER-b
Which of the following patients would be an ASA class 4?
A. A patient with a severe systemic disease that is a constant threat to life
B. A patient who is not expected to survive without immediate medical intervention
C. A patient with a mild systemic disease
D. A patient with a severe systemic disease - ANSWER-a
The following are considered safe anesthetic agents to use in patients that are at risk for malignant
hyperthermia except:
A. nitrous oxide
B. propofol
C. succinylcholine
D. ketamine - ANSWER-c
The correct dose for Dantrolene is
A. 25 mg/kg
B. 2.5 mg/kg
C. 250 mg/kg
D. 1.25 mg/kg - ANSWER-b
The following medication can cause chest wall rigidity if pushed too quickly:
A. Hydromorphone
B. Morphine
,3|Page
C. Succynilcholine
D. Atropine - ANSWER-a
Symptoms of benzodiazepine overdose include:
A. Urinary retention and seizure
B. Confusion and decreased respiratory function
C. Nausea and vomiting and decreased respiratory function
D. Nausea, vomiting, hypotension and agitation - ANSWER-b
The hysterectomy patient received midazolam preoperatively for anxiety. She is obtunded and not taking
effective breaths. The perioperative nurse maintains respirations and anticipates the need for:
A. Narcan
B. Neostigmine
C. Romazicon
D. Epinephrine - ANSWER-c
_____________ is an herbal supplement that has been linked to an increased risk of bleeding
A. Valerian
B. Kava
C. Ginkgo
D. Ephedra - ANSWER-c
Which is NOT considered to be a triggering agent for malignant hyperthermia?
A. Succinylcholine
B. Thiopental sodium
, 4|Page
C. Halothane
D. Enflurane - ANSWER-b
During the perioperative interview the patient lists the following as current medications: Timolol
meleate (Timoptic) and pilocarpine for glaucoma, and metoprolol (Lopressor) and diazoxide for
hypertension. The preoperative medication ordered for Mr. P. consists of atropine, 0.4 mg; meperedine
(Demerol), 25 mg; and hydroxyzine (Vistaril), 25 mg IM on call. The perioperative nurse is aware that
A. The patient's daily medications should be taken on the morning of surgery
B. The patient should instill the eye medications on the morning of surgery
C. The preoperative medication is contraindicated for this patient
D. This preoperative medication is no longer administered for narcoleptic analgesia - ANSWER-c
All of the following medication used in moderate sedation / analgesia are classified as opiates except
A. Naloxone
B. Fentanyl
C. Morphine
D. Meperidine - ANSWER-a
The primary purpose of premedication before anesthesia is to sedate the patient and reduce anxiety.
The drug class used to reduce anxiety is:
A. Benzodiazepines
B. Narcotics
C. Hypnotics
D. Barbiturates - ANSWER-a
ASA __:
normal healthy patient - ANSWER-1
CNOR Exam – Ultimate Study Guide, Practice Questions,
and Certification Prep for Perioperative Nurses
Ace the CNOR Exam 2025 with this complete study guide, updated practice questions, and
expert tips to pass your perioperative nurse certification exam.
Get fully prepared for the CNOR Exam 2025 with this comprehensive guide covering the latest
exam content and certification requirements. Learn everything about perioperative nursing
standards, surgical patient safety, infection control, sterilization, and professional practice.
Access CNOR practice questions with answers, review outlines, and test-taking tips
designed to help you pass your CNOR (Certified Perioperative Nurse) exam on your first try.
Ideal for OR nurses, surgical technologists, and perioperative professionals pursuing CNOR
certification.
High-Search SEO Keywords:
• CNOR exam 2025
• CNOR certification exam 2025
• CNOR exam study guide pdf
• CNOR practice test with answers
Mr. S. is exhibiting unexplained tachycardia, rapid respirations, and muscle rigidity. The anesthesia team
determines Mr. S. is showing early signs of Malignant Hyperthermia. In response, the perianestheisa
nurse retrieves the MH cart and begins to reconstitute the Dantrolene Sodium with:
A. Normal Saline
B. Preservative Free sterile water
C. Hydrocortisone acetate
,2|Page
D. A hypertonic saline solution - ANSWER-b
Which of the following patients would be an ASA class 4?
A. A patient with a severe systemic disease that is a constant threat to life
B. A patient who is not expected to survive without immediate medical intervention
C. A patient with a mild systemic disease
D. A patient with a severe systemic disease - ANSWER-a
The following are considered safe anesthetic agents to use in patients that are at risk for malignant
hyperthermia except:
A. nitrous oxide
B. propofol
C. succinylcholine
D. ketamine - ANSWER-c
The correct dose for Dantrolene is
A. 25 mg/kg
B. 2.5 mg/kg
C. 250 mg/kg
D. 1.25 mg/kg - ANSWER-b
The following medication can cause chest wall rigidity if pushed too quickly:
A. Hydromorphone
B. Morphine
,3|Page
C. Succynilcholine
D. Atropine - ANSWER-a
Symptoms of benzodiazepine overdose include:
A. Urinary retention and seizure
B. Confusion and decreased respiratory function
C. Nausea and vomiting and decreased respiratory function
D. Nausea, vomiting, hypotension and agitation - ANSWER-b
The hysterectomy patient received midazolam preoperatively for anxiety. She is obtunded and not taking
effective breaths. The perioperative nurse maintains respirations and anticipates the need for:
A. Narcan
B. Neostigmine
C. Romazicon
D. Epinephrine - ANSWER-c
_____________ is an herbal supplement that has been linked to an increased risk of bleeding
A. Valerian
B. Kava
C. Ginkgo
D. Ephedra - ANSWER-c
Which is NOT considered to be a triggering agent for malignant hyperthermia?
A. Succinylcholine
B. Thiopental sodium
, 4|Page
C. Halothane
D. Enflurane - ANSWER-b
During the perioperative interview the patient lists the following as current medications: Timolol
meleate (Timoptic) and pilocarpine for glaucoma, and metoprolol (Lopressor) and diazoxide for
hypertension. The preoperative medication ordered for Mr. P. consists of atropine, 0.4 mg; meperedine
(Demerol), 25 mg; and hydroxyzine (Vistaril), 25 mg IM on call. The perioperative nurse is aware that
A. The patient's daily medications should be taken on the morning of surgery
B. The patient should instill the eye medications on the morning of surgery
C. The preoperative medication is contraindicated for this patient
D. This preoperative medication is no longer administered for narcoleptic analgesia - ANSWER-c
All of the following medication used in moderate sedation / analgesia are classified as opiates except
A. Naloxone
B. Fentanyl
C. Morphine
D. Meperidine - ANSWER-a
The primary purpose of premedication before anesthesia is to sedate the patient and reduce anxiety.
The drug class used to reduce anxiety is:
A. Benzodiazepines
B. Narcotics
C. Hypnotics
D. Barbiturates - ANSWER-a
ASA __:
normal healthy patient - ANSWER-1
