LOCAL ANESTHESIA CDCA EXAM EXAM PREP
2026 PRACTICE SOLUTION STUDY GUIDE
◉ What is the target injection spot for an ASA (IO) block? Answer:
infraorbital foramen, above first premolar
◉ What is the recommended depth of injection for an ASA (IO)
block? Answer: 16 mm
◉ Which injection would number the superior venous plexus?
Answer: PSA
◉ What is the maximum recommended dose (MRD) of epinephrine
for a healthy patient? Answer: 0.2 mg
◉ What is the maximum recommended dose (MRD) of epinephrine
for an unhealthy patient? Answer: 0.04 mg
◉ Eye dryness can be a result from which injection? Answer: PSA
◉ Paresthesia of the tongue can be a result of damaging which
nerve? Answer: lingual nerve
,◉ Which injections cause numbing of the palate? Answer: NP, GP
◉ Where does the maxillary division of the trigeminal nerve exit the
skull? Answer: foramen rotundum
◉ Where does the mandibular nerve exit the skull? Answer: foramen
ovale
◉ Where does the opthalmic nerve exit the skull? Answer: superior
orbital fissure
◉ Where does the nasopalatine nerve exit the skull? Answer:
incisive foramen
◉ What are the three divisions of the trigeminal nerve (CN V)?
Answer: ophthalmic, maxillary, mandibular
◉ What division of the trigeminal nerve is the largest? Answer:
mandibular (V3)
◉ What injections are needed to scale the maxillary first molar?
Answer: PSA, MSA, GP
, ◉ What injection is needed to scale the lingual aspects of the
maxillary incisors? Answer: NP
◉ What is the recommended rate of injection for local anesthesia?
Answer: 1 ml/min
◉ What are the proper steps (in order) for treating a hematoma?
Answer: pressure, cold compress, NSAIDS, and time
◉ Which local anesthesia blocks has the highest risk of hematoma
after administration (in order)? Answer: PSA, IA, Mental
◉ How do you properly dispose injection armementarium? Answer:
in sharps container
◉ What are some characteristics of a sharps container? Answer:
closable, puncture resistant, leak proof, color coded
◉ What tissue is the easiest to anesthetize with topical anesthesia?
Answer: non keratinized mucous membrane
◉ Which nerve when anesthetized provides soft tissue anesthesia of
the lower lip and chin? Answer: mental nerve
2026 PRACTICE SOLUTION STUDY GUIDE
◉ What is the target injection spot for an ASA (IO) block? Answer:
infraorbital foramen, above first premolar
◉ What is the recommended depth of injection for an ASA (IO)
block? Answer: 16 mm
◉ Which injection would number the superior venous plexus?
Answer: PSA
◉ What is the maximum recommended dose (MRD) of epinephrine
for a healthy patient? Answer: 0.2 mg
◉ What is the maximum recommended dose (MRD) of epinephrine
for an unhealthy patient? Answer: 0.04 mg
◉ Eye dryness can be a result from which injection? Answer: PSA
◉ Paresthesia of the tongue can be a result of damaging which
nerve? Answer: lingual nerve
,◉ Which injections cause numbing of the palate? Answer: NP, GP
◉ Where does the maxillary division of the trigeminal nerve exit the
skull? Answer: foramen rotundum
◉ Where does the mandibular nerve exit the skull? Answer: foramen
ovale
◉ Where does the opthalmic nerve exit the skull? Answer: superior
orbital fissure
◉ Where does the nasopalatine nerve exit the skull? Answer:
incisive foramen
◉ What are the three divisions of the trigeminal nerve (CN V)?
Answer: ophthalmic, maxillary, mandibular
◉ What division of the trigeminal nerve is the largest? Answer:
mandibular (V3)
◉ What injections are needed to scale the maxillary first molar?
Answer: PSA, MSA, GP
, ◉ What injection is needed to scale the lingual aspects of the
maxillary incisors? Answer: NP
◉ What is the recommended rate of injection for local anesthesia?
Answer: 1 ml/min
◉ What are the proper steps (in order) for treating a hematoma?
Answer: pressure, cold compress, NSAIDS, and time
◉ Which local anesthesia blocks has the highest risk of hematoma
after administration (in order)? Answer: PSA, IA, Mental
◉ How do you properly dispose injection armementarium? Answer:
in sharps container
◉ What are some characteristics of a sharps container? Answer:
closable, puncture resistant, leak proof, color coded
◉ What tissue is the easiest to anesthetize with topical anesthesia?
Answer: non keratinized mucous membrane
◉ Which nerve when anesthetized provides soft tissue anesthesia of
the lower lip and chin? Answer: mental nerve
