CDCA local anesthesia Competency study guide Exam test questions with approved Answers 2024/2025
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Course
Cdca
Institution
Cdca
CDCA local anesthesia Competency study guide Exam test questions with approved Answers 2024/2025
What does epinephrine do the the anesthetic solutions? - correct answer reduce absorption rates at site of injection (increase duration/reduce blood levels - toxicity)
What do bisulfites do to the...
CDCA local anesthesia Competency study
guide Exam test questions with approved
Answers 2024/2025
What does epinephrine do the the anesthetic solutions? -
correct answer reduce absorption rates at site of injection
(increase duration/reduce blood levels - toxicity)
What do bisulfites do to the anesthetic solutions? - correct
answer reduce the oxidation of the epinephrine (longer shelf-
life)
What does methylparaben do to the anesthetic solutions? -
correct answer agent used for its antibacterial action that is
no longer contained in dental cartridges, only in multiple dose
vials
What are all of the effects that result when epinephrine is added
to a solution? - correct answer increased heart rate,
increased systolic pressure, lowers diastolic pressure
What is the MCD (maximum cardiac dose) of epinephrine? -
correct answer 0.04 mg (40ug)
What are the available options for lidocaine? - correct answer
2% either with 1:100,000 or 1:50,000 epi
,What are the available options for mepivacaine? - correct
answer 3% plain or 2% with 1:20,000 levonordefrin
What are the available options for prilocaine? - correct
answer 4% plain and 4% with 1:200,000 epi
What are the available options for articaine? - correct answer
4% with 1:100,000 epi only
What are the available options for bupivacaine? - correct
answer 0.5% with 1:200,000 epi only
What is the shortest acting anesthetic and what is the longest
acting anesthetic? - correct answer shortest: mepivacaine
Longest: bupivacaine
Are are possible causes of insufficient anesthesia? - correct
answer 1. Poor operator technique
2. Insufficient amount
3. Infection of an area
What is the result of insufficient anesthesia to an infected area? -
correct answer low ph in locally infected areas reduces
concentration of lipophyllic anesthetic molecules, enhances
hydrophyllic form
, Paresthesia is most common with which injection? - correct
answer lingual when giving an IA injection
What is the most common type of anesthesia involved in
paesthesia? - correct answer 1. Articaine (septocaine)
2. Prilocaine w/ epi
What are the different types of topical anesthetic? - correct
answer 1. Benzocaine (ester)
2. Lidocaine (amide)
3. Dentipatch (lidocaine patch)
4. Tetracaine (ester)
5. EMLA (Oraqix)
What is the benzocaine topical anesthetic concentration -
correct answer most are 20%
What is the
lidocaine topical anesthetic concentration? -
correct answer 2% gel
What is the dentipatch (lidocaine patch) concentration? -
correct answer 5%
What is the Tetracaine concentration - correct answer 2% gel
(be cautious with amount due to toxicity)
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