CDCA LOCAL ANESTHESIA BOARD EXAM QUESTIONS AND
VERIFIED ANSWERS | 100% CORRECT | LATEST UPDTAE
2026/2027 | GRADE A+
A clinician needs to provide anesthesia that will anesthetize oral structures for at least 5 hours. Which
local anesthetic should the clinician use?
Prilocaine
Lidocaine
Mepivacaine
Bupivacaine CORRECT ANSWER>>>Bupivacaine
A dry cornea is associated with what condition? CORRECT ANSWER>>>Facial paralysis
A long needle is used with what injection? CORRECT ANSWER>>>Inferior Alveolar (IA)
A useful injection(s) for dental procedures that require the clinician to evaluate a smile while providing
anesthesia to the maxillary anterior teeth CORRECT ANSWER>>>P-ASA and AMSA
After the injection, the patient has an anaphylactic reaction (can't breathe, swells up, etc.) what do you
administer? CORRECT ANSWER>>>Epinephrine
Beta 1: CORRECT ANSWER>>>Responsible for cardiac stimulation and lipolysis (Beta 1 = 1 heart)
Beta 2: CORRECT ANSWER>>>responsible for bronchodilation and vasodilation (Beta 2 = 2 lungs)
Beta receptors: CORRECT ANSWER>>>produce smooth muscle relaxation (vasodilation) and cardiac
stimulation (increase heart rate)
Bevel direction for the greater palatine nerve block CORRECT ANSWER>>>Toward the tissue
Clinical symptoms of an epinephrine overdose are CORRECT ANSWER>>>Headache, tachycardia,
and sweating.
Depth of penetration for IA? CORRECT ANSWER>>>20-25mm
1
, During aspiration, you see blood rapidly coming into the dental cartridge. What is your next step in this
situation? CORRECT ANSWER>>>Remove needle and replace cartridge
During depolarization, what happens in axoplasm? CORRECT ANSWER>>>Sodium enters and
potassium exits
Alpha 1: CORRECT ANSWER>>>excitatory post synaptic, cause of contraction of smooth muscle
Alpha 2: CORRECT ANSWER>>>inhibitory post synaptic
Amides are biotransformed in the CORRECT ANSWER>>>Liver
A hematoma should be immediately treated with what? CORRECT ANSWER>>>Pressure and ice
During the injection, the patient feels slight burning. What is the more likely reason? CORRECT
ANSWER>>>Low pH of the anesthetic
Epinephrine 1:50,000 compared to 1:100,000 has how much more epinephrine? CORRECT
ANSWER>>>twice as much
Which of the following is the brand name for Articaine?
Xylocaine
Carbocaine
Citanest
Seprocaine CORRECT ANSWER>>>Brand: Septocaine
Generic:
Lidocaine CORRECT ANSWER>>>Brand: Xylocaine
Generic:
2
VERIFIED ANSWERS | 100% CORRECT | LATEST UPDTAE
2026/2027 | GRADE A+
A clinician needs to provide anesthesia that will anesthetize oral structures for at least 5 hours. Which
local anesthetic should the clinician use?
Prilocaine
Lidocaine
Mepivacaine
Bupivacaine CORRECT ANSWER>>>Bupivacaine
A dry cornea is associated with what condition? CORRECT ANSWER>>>Facial paralysis
A long needle is used with what injection? CORRECT ANSWER>>>Inferior Alveolar (IA)
A useful injection(s) for dental procedures that require the clinician to evaluate a smile while providing
anesthesia to the maxillary anterior teeth CORRECT ANSWER>>>P-ASA and AMSA
After the injection, the patient has an anaphylactic reaction (can't breathe, swells up, etc.) what do you
administer? CORRECT ANSWER>>>Epinephrine
Beta 1: CORRECT ANSWER>>>Responsible for cardiac stimulation and lipolysis (Beta 1 = 1 heart)
Beta 2: CORRECT ANSWER>>>responsible for bronchodilation and vasodilation (Beta 2 = 2 lungs)
Beta receptors: CORRECT ANSWER>>>produce smooth muscle relaxation (vasodilation) and cardiac
stimulation (increase heart rate)
Bevel direction for the greater palatine nerve block CORRECT ANSWER>>>Toward the tissue
Clinical symptoms of an epinephrine overdose are CORRECT ANSWER>>>Headache, tachycardia,
and sweating.
Depth of penetration for IA? CORRECT ANSWER>>>20-25mm
1
, During aspiration, you see blood rapidly coming into the dental cartridge. What is your next step in this
situation? CORRECT ANSWER>>>Remove needle and replace cartridge
During depolarization, what happens in axoplasm? CORRECT ANSWER>>>Sodium enters and
potassium exits
Alpha 1: CORRECT ANSWER>>>excitatory post synaptic, cause of contraction of smooth muscle
Alpha 2: CORRECT ANSWER>>>inhibitory post synaptic
Amides are biotransformed in the CORRECT ANSWER>>>Liver
A hematoma should be immediately treated with what? CORRECT ANSWER>>>Pressure and ice
During the injection, the patient feels slight burning. What is the more likely reason? CORRECT
ANSWER>>>Low pH of the anesthetic
Epinephrine 1:50,000 compared to 1:100,000 has how much more epinephrine? CORRECT
ANSWER>>>twice as much
Which of the following is the brand name for Articaine?
Xylocaine
Carbocaine
Citanest
Seprocaine CORRECT ANSWER>>>Brand: Septocaine
Generic:
Lidocaine CORRECT ANSWER>>>Brand: Xylocaine
Generic:
2
