OMSA final review Exam with complete solutions

Your patient arrives for a 1:30 pm surgery and admits he had a sip of water at 1:00pm so he has been NPO for only 30 mins. You tell him: - Answer- its ok to proceed but we must wait 1.5 hours There are two main categories of local anesthesia used in dentistry. The most common category of local anesthetic used in oral surgery is an: - Answer- Amide You have a 68 yo male pt who has a history of HTN. He has a heart attack awhile back. When he had the heart attack he states he had an angioplasty with one stent placed. He's really anxious and wants sedation for his ext's. Which anesthetic agent would you want to avoid? - Answer- Ketamin A patient is displaying stridor intraoperatively. You have terminated the surgery, packed off the site, suctioned the back of the throat, repositioned the airway, pushed on the chest to listen for a "huff", and the patient continue to be symptomatic. Which drug would you consider giving? - Answer- Succinylcholine The QRS complex in the EKG represents: - Answer- Ventricluar depolarization The correct sequence of airflow from the nose to the lungs is: - Answer- Nose, nasopharynx, oropharynx, laryngopharynx, trachea, lungs Ketamine can cause hallucinations. The best drug to give along with Ketamine, to reduce these unwanted side effects is: - Answer- Versed Insulin dosage for a type 1 diabetic who is NPO the morning of surgery - Answer- half the normal dose of insulin Insulin converts Glucose to: - Answer- glycogen A patient has stopped breathing. What is the main primary physiological mechanism that will restart this patient's breathing? - Answer- excess of carbon dioxide (CO2) The P wave in the EKG represents: - Answer- Atrial depolarization Artery that you want to avoid in the antecubital fossa is? - Answer- Brachial artery the normal pathway of the conducting system in the heart is the following: - Answer- SA node, AV node, Bundle of His, Purkinjie fibers Drugs given to patients are usually excreted from the body after they l