LOCAL ANESTHESIA CDCA BOARD EXAM SCRIPT 2025/2026
QUESTIONS WITH ANSWERS GRADED A+
✔✔Patient experiences a sharp tingling pain and immediate anesthesia; what
happened? - ✔✔The needle went through the nerve.
✔✔What should be the depth of the needle insertion for the PSA? - ✔✔Half of the
needle length.
✔✔What gauge needle should be used for infiltration? - ✔✔25 or 27 short.
✔✔What is the purpose of vasoconstrictor? - ✔✔Counteract the vasodilating properties
of the anesthesia.
✔✔What function do vasoconstrictors serve to prevent overdose? - ✔✔They allow for
slow absorption
✔✔A patient has liver damage, what should you consider about administering amides? -
✔✔Can cause system toxicity. Give cardiac dose
✔✔The reason for most cases of post injection infection is? - ✔✔Improper handling of
armamentarium.
✔✔What is the preservative of anesthetic solution? - ✔✔Sodium Bisulfite
✔✔If the patient experiences dehydration of the cornea following treatment, what nerve
was involved? - ✔✔Ophthalmic Nerve
✔✔If a patient has atypical plasma cholinesterase, what drug will they have a problem
metabolizing? - ✔✔Esters
✔✔The patient is experiencing difficulty breathing and goes unconscious, what should
you give them? - ✔✔Epi Pen
✔✔When is the most important time to aspirate during injections? - ✔✔Before
deposition of anesthetic
✔✔What nerve has been anesthetized if the anterior 2/3 of the tongue is numb? -
✔✔The Lingual Nerve
✔✔If you inject 1ml per minute, what is the expected outcome? - ✔✔Good outcome
QUESTIONS WITH ANSWERS GRADED A+
✔✔Patient experiences a sharp tingling pain and immediate anesthesia; what
happened? - ✔✔The needle went through the nerve.
✔✔What should be the depth of the needle insertion for the PSA? - ✔✔Half of the
needle length.
✔✔What gauge needle should be used for infiltration? - ✔✔25 or 27 short.
✔✔What is the purpose of vasoconstrictor? - ✔✔Counteract the vasodilating properties
of the anesthesia.
✔✔What function do vasoconstrictors serve to prevent overdose? - ✔✔They allow for
slow absorption
✔✔A patient has liver damage, what should you consider about administering amides? -
✔✔Can cause system toxicity. Give cardiac dose
✔✔The reason for most cases of post injection infection is? - ✔✔Improper handling of
armamentarium.
✔✔What is the preservative of anesthetic solution? - ✔✔Sodium Bisulfite
✔✔If the patient experiences dehydration of the cornea following treatment, what nerve
was involved? - ✔✔Ophthalmic Nerve
✔✔If a patient has atypical plasma cholinesterase, what drug will they have a problem
metabolizing? - ✔✔Esters
✔✔The patient is experiencing difficulty breathing and goes unconscious, what should
you give them? - ✔✔Epi Pen
✔✔When is the most important time to aspirate during injections? - ✔✔Before
deposition of anesthetic
✔✔What nerve has been anesthetized if the anterior 2/3 of the tongue is numb? -
✔✔The Lingual Nerve
✔✔If you inject 1ml per minute, what is the expected outcome? - ✔✔Good outcome
