The treatment plan for Clare Ross included an MODL restoration on tooth #3. A right PSA, MSA, and intraseptal injection (to avoid a palatal injection) were administered with 2% lidocaine with 1:100,000 epinephrine. During cavity preparation, Clare jumped when the bur neared the palatal root.
-Explain two possible reasons for inadequate anesthesia of the palatal root.

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 The treatment plan for Clare Ross included an MODL restoration on tooth #3. A right PSA, MSA, and intraseptal injection (to avoid a palatal injection) were administered with 2% lidocaine with 1:100,000 epinephrine. During cavity preparation, Clare jumped when the bur neared the palatal root.
-Explain two possible reasons for inadequate anesthesia of the palatal root.

The Treatment Plan for Clare Ross Included an MODL Restoration