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Questions and Answers
What is the primary reason for adding epinephrine to a local anesthetic solution?
What is the primary reason for adding epinephrine to a local anesthetic solution?
- To prolong the duration of anesthetic effect (correct)
- To reduce the risk of systemic toxicity
- To increase the potency of the anesthetic
- To enhance the onset of action of the anesthetic
Which mechanism is responsible for epinephrine's ability to prolong the duration of local anesthesia?
Which mechanism is responsible for epinephrine's ability to prolong the duration of local anesthesia?
- It acts as a potentiator, enhancing the anesthetic's effect
- It causes vasodilation, increasing blood flow to the area
- It causes vasoconstriction, reducing the uptake of the anesthetic (correct)
- It inhibits the metabolism of the local anesthetic
What potential adverse effect should be considered when using epinephrine with local anesthetics?
What potential adverse effect should be considered when using epinephrine with local anesthetics?
- Increased risk of local anesthetic toxicity
- Increased risk of hypertension and tachycardia (correct)
- Increased risk of respiratory depression
- Increased risk of bleeding at the injection site
Which type of local anesthetic procedure would benefit the most from the addition of epinephrine?
Which type of local anesthetic procedure would benefit the most from the addition of epinephrine?
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What is the recommended maximum dose of epinephrine when used in combination with local anesthetics?
What is the recommended maximum dose of epinephrine when used in combination with local anesthetics?
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