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OMSA Exam #2 Questions And Accurate Answers
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OMSA Exam #2 Questions And AccurateAnswers 2024-2025
Why would you pull back on the plunger of a local anesthetic before injecting? - Answer
Helps to avoid injecting the local anesthetic directly into a blood vessel
Why are vasoconstrictors added to local anesthetics? - Answer To delay uptake and
decrease toxicity, to prolong duration, and decrease bleeding at surgical site
What is the most common side effect of propofol (Diprivan)? - Answer Lowers blood
pressure
Two of the most common vasoconstrictors added to local anesthetics are epinephrine
and levonordefrin.
Long acting anesthetic bupivicaine Marcaine
Suggested maximum dose of lidocaine for a normal adult 13 carpules of 2% lidocaine
with 1 : 100,000 epinephrine
Common mistake when taking an accurate blood pressure is to use to small cuff on a
large patient
Nitrous oxide is typically utilized as what in the OMS office? - An analgesic
100% oxygen is administered after nitrous oxide for what reason above all others? - To
prevent diffusion hypoxia
, Local anesthetics do not obviate the feeling of which of the following? - Pressure
Which of the following is the most useful property of the narcotic analgesics, Fentanyl
and Demerol? - Analgesia
What is the narcotic analgesic reversal agent? - Answer Narcan (naloxone)
What is the OS patient sedated primary analgesia? - Answer local anesthesia
What is the most important and possibly life threatening side effect of narcotic
analgesics? - Answer Respiratory depression
What drug is a barbiturate? - Answer methohexital (Brevital)
What are properties of the barbiturate anesthetics? Low incidence of nausea and
vomiting, ability to produce brief apnea, and rapid onset of action
What is a characteristic of Brevital? Stable for 24 hours when prepared with sterile
water
What is an effect that is characteristic of barbiturate anesthetics? Detoxified by the liver
and excreted by the kidneys
What are possible side effects of the barbiturate anesthetics? -Answer Hiccups,
laryngospasm and cough
What percent oxygen is found in room air? -Answer 21%
When opening the valve of a cylinder of oxygen gas the valve should be opened what?
-Answer Fully opened
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