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DAT 101 Exam 4 with 100% Verified Solutions | Guaranteed Success
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DAT 101 Exam 4 with 100% Verified Solutions | Guaranteed Success
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DAT 101 Exam 4 with 100% VerifiedSolutions | Guaranteed Success
what is the duration of local anesthesia? - ✔✔induction- length of time from the injection of
the anesthetic to complete blockage (AKA: length of shot till completely numb
duration- length of time from induction until the reversal process (numb till not numb)
short-acting duration - ✔✔lasts <30 min
intermediate-acting duration - ✔✔lasts 60 mins
long-acting duration - ✔✔lasts >90 mins
What is paresthesia? - ✔✔temporary numbness caused by the nerve sheath being
damaged during injection. can be temporary or permanent.
what is the most common type of vasoconstrictor? - ✔✔epinephrine
vasoconstrictors do what? - ✔✔they constrict the blood vessel, which in turn controls
bleeding and it prolongs the duration of the anesthetic
, when should epinephrine not be used? - ✔✔on heart patients or patients with high BP
what are the ratios of the vasoconstrictor to anesthetic? - ✔✔LONG- 1:50,000 (strong)
MIDDLE- 1:100,000 (common one used)
SHORT- 1:200,000 (not as strong)
local infiltrations are used on what arch? - ✔✔maxillary
nerve blocks are used on what arch? - ✔✔mandibular
why does the syringe for the anesthetic need to be able to aspirate? - ✔✔so the doc can
verify they have not penetrated a blood vessel and it doesn't need repositioning
threaded tip (syringe) - ✔✔A
harpoon (syringe) - ✔✔B
piston rod (syringe) - ✔✔B
barrel of syringe - ✔✔E
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