Nitrous Oxide Study Guide For Cdca Exam Questions And Answers 2023

What is the estimated tidal volume for adults and children? {Ans: 5-7 L/min for adults, 3-4 L/min for children}What are some signs/symptoms of diffusion hypoxia? {Ans: Nausea, Headache lethargy}How much N20 is secreted through the lungs? {Ans: 100% is metabolized, excreted unchanged}What is titration and how do you achieve it? {Ans: Biological variability, no fixed dose, start at 20% and adjust by 5-10% until patient is comfortable}What should be noted when a patient is receiving N20? {Ans: Percentage of N20 administered, length patient was sedated, flow of gas during administration, vitals and what the patient experienced.}What are some signs of Anxiolytics signs {Ans: Patient is responsive, maintains airway, pain rxn threshold is increased, pain perception is not eliminated as with LA}When a patient is shivering during nitrous administration, what is occurring? {Ans: Peripheral vasodilation and decrease in core temperature}How should you treat a patient who has cardiovascular disease or hypertension? {Ans: Evaluate carefully and consult with physician, slight myocardial depressant (Depressed the CNS)}Who was the first dentist to successfully administer N20 for an extraction? {Ans: Dr. Horace Well}What should the pulse oximeter not fall below? {Ans: 90%}Amount of gas inspired,