Local Anesthesia Evaluator Practice Exam

These questions are part of the practice quiz. Start practicing

• The ophthalmic branch of the trigeminal nerve is associated with which gland?
• Articaine is used for infiltrations of which tissues in the clinic?
• If a broken needle is not visible, what should you do?
• Which anatomical landmarks guide the Inferior Alveolar Nerve Block (IA) injection?
• Bupivacaine (Marcaine) is indicated for which dental situations?
• Which symptom pair is commonly recognized as part of local anesthetic overdose?
• Articaine is described as having great lipid solubility. Which statement best describes this property?
• Which of the following are nondental uses for Lidocaine 2% 1:50,000 epinephrine?
• Lidocaine HCL 2% epi 1:100,000
• If resistance is encountered during needle advancement, what should you do?
• Mepivacaine is the brand Carbocaine.
• Epinephrine can be used at a very low dose for which hypertension status?
• Which local anesthetic is particularly effective for infiltration anesthesia in pediatric mandibular molars and for infiltration of maxillary and mandibular soft tissues?
• Which local anesthetic is described as the newest amide with great lipid solubility?
• Esters are rarely used today except in topical form.
• Which local anesthetic is more potent with a longer duration and is commonly used for endodontic, periodontal, and oral surgery procedures, including quadrant extractions?
• Which color label corresponds to Mepivacaine HCL 3%?
• How should you respond first when LAST is suspected in a dental setting?
• Which factor contributes to needle fracture during local anesthesia administration?
• Which block is used to anesthetize the palatal tissue at the incisor/median region?
• Which of the following is NOT recommended to minimize patient fear and avoidance?
• Which conditions typically make vasoconstrictors a relative contraindication?
• In a patient with a pacemaker, which practice is NOT recommended when administering LA?
• Lidocaine is the most commonly used amide local anesthetic in dentistry.
• What handling precaution is advised for a glass carpule?
• Mepivacaine HCL 2% levonordefrin 1:20,000 color?
• How do infiltration anesthesia and nerve blocks differ in their mechanism and target?
• Which item can be used as a comfort aid during dental procedures?
• Which of the following is a late progression of LAST?
• What is the final step in proper syringe assembly?
• In proper syringe assembly, which step is the second?
• What risk increases with injecting large volumes of local anesthetic into a single quadrant?
• What is the pediatric maximum recommended dose for lidocaine with epinephrine for a child weighing 20 kg?
• What percentage of mandibular paresthesia cases are associated with Articaine?
• Which glands are stimulated by the mandibular branch for saliva production?
• What is the typical onset time for lidocaine with vasoconstrictor?
• Red label lidocaine solution most likely contains epinephrine at which concentration?
• Lidocaine and Prilocaine are classified as which pregnancy category?
• In administering local anesthetics, intravascular injection can be avoided by which technique?
• A blister pack contains how many cartridges?
• Significance of atypical plasma cholinesterase to local anesthetic overdose: if a patient has alcoholism or liver disease or decreased liver function, they are __ to metabolize/eliminate the anesthesia from their body, causing overdose.
• Which label color corresponds to Mepivacaine HCL 2% levonordefrin 1:20,000?
• Gold label corresponds to which anesthetic?
• Which of the following are symptoms associated with local anesthetic overdose?
• What should you do if bubbles in carpule are larger than 2 mm?
• Epinephrine is more __ than neo-cobefrin?
• Lidocaine is commonly known by which brand name?
• After cleaning, which step should be performed on the syringe just as with hand instruments?
• What size needle is not specifically recommended for any injection?
• Which technique minimizes intravascular injection risk besides aspiration?
• Which practice is recommended to minimize patient fear and avoidance?
• Which component degrades with light exposure in local anesthetic solutions?
• Deposition pressure is described as what type of pressure when the thumb applies force to the thumb ring?
• What should be included in post-injection instructions for the patient?
• Which two anesthetics are potent vasodilators and therefore cannot be used without a vasoconstrictor?
• What is the proper bevel orientation relative to the periosteum?
• In proper syringe assembly, which step is the third?
• In what year did Procaine start being used?
• Which sequence lists the injections in the correct order for one side?
• Is there an absolute contraindication to vasoconstrictors in local anesthesia?
• What is the standard volume of a dental carpule?
• Never insert the needle all the way to the hub. What is the most likely location of a needle break?
• Which injection is used to anesthetize the palatal tissue at the incisive canal region?
• Which of the following is NOT one of the six methods to minimize patient fear and avoidance?
• Which landmark is located by palpating with the thumb during the Halstead mandibular block?
• Hematomas are most common during which block?
• In the sequential order for anesthetizing one side, which injection is last?
• Which statement describes when you should NOT use epinephrine?
• Which gland is NOT primarily controlled by the mandibular branch for saliva production?
• What is the purpose of engaging the harpoon during assembly?
• Which color label corresponds to Prilocaine HCL 4% epi 1:200,000?
• After every how many autoclavings should you dismantle the syringe and lightly lubricate all threaded joints?
• Which statement reduces injection anxiety?
• Maximum safe dose for Lidocaine is 8 carpules for a 150 lb patient.
• Which combination reflects common management steps for cheek biting sores?
• Which anesthetics will you find available in our clinic?
• Articaine-associated paresthesia is most commonly related to which region?
• What is a recommended technique to minimize tissue trauma during local anesthetic injection?
• Which option best describes the typical clinical sign indicating a hematoma after a mandibular block?
• What is the maximum recommended dose of articaine in carpules?
• Hematoma formation is mainly caused by what?
• Lidocaine HCL 2%
• Articaine is commonly formulated with a vasoconstrictor at which concentration?
• Lidocaine HCL 2% epi 1:50,000
• Which anesthetic is available without vasoconstrictor in our clinic?
• Amides are metabolized by ______ enzymes while esters are metabolized by ______ enzymes.
• Do most dentists aspirate?
• Lower Mandibular Anterior teeth anesthesia may exhibit variability due to what phenomenon?
• Which of the following is an early sign of local anesthetic systemic toxicity?
• Never do a block with a __ needle.
• What is the difference between absolute and relative contraindications for vasoconstrictors?
• Post-injection monitoring should include signs of which serious complication?
• When facial (7th) nerve paralysis occurs after local anesthesia, what should you tell the patient?
• To achieve pulpal anesthesia of maxillary teeth and anesthesia of the adjacent buccal gingiva, clinicians commonly perform which combination?
• Which agent is commonly applied to lips to aid healing of cheek biting sores?
• Most commonly used amide in dentistry with rapid onset and no cross-allergy; used to infiltrate, block, and topical forms.
• Which action is recommended to reduce fear by encouraging engagement?
• Which label color corresponds to Prilocaine HCL 4% epi 1:200,000?
• Which option is NOT listed as available in our clinic's anesthesia options?
• In needle gauge terminology, which statement is correct?
• Facial nerve paralysis results from deposition into which gland?
• For a patient who requires local anesthesia but has significant cardiovascular disease, what is a common alternative to epinephrine-containing solutions?
• If bubbles in a carpule are larger than 2 mm, what should you do?
• Which mandibular block is particularly useful when mouth opening is limited or inferior alveolar nerve block is difficult?
• Why is anesthetic solution sold in cartridges or carpules?
• When storing carpules, the aluminum cap and diaphragm should be oriented how?
• If a patient has a suspected allergy to amide local anesthetics, what is the recommended approach?
• In the Halstead block, the needle is inserted to about what depth relative to the length of a long needle?
• Which local anesthetic diffuses through soft and hard tissues more readily than other amides?
• Which type is used today in dentistry?
• What size needle is preferred for all injections presenting high risk of positive aspiration?
• When providing LA to a patient with a pacemaker, which consideration is important?
• Where should anesthetic carpules be stored?
• Blue label corresponds to which anesthetic?
• Which nerve block is commonly used to anesthetize the pulps of mandibular teeth from the first premolar to the midline and its associated buccal mucosa?
• Which statement about vasoconstrictors in local anesthesia is true?
• Which statement about sulfite-sensitive patients and epinephrine formulations is true?
• What are the most common needle sizes used in dentistry?
• Which structure is NOT typically cited as a landmark for the Inferior Alveolar Nerve Block?
• After a mandibular paresthesia event, how often should the patient be brought back for a check?
• What is used so that the anesthetic stays localized in the area longer rather than being carried into the general circulation?
• There is no cross-allergy among amide anesthetics.
• Lidocaine with epinephrine in our clinic is available at which ratio?
• What is a classic early symptom of local anesthetic systemic toxicity (LAST)?
• Which amide local anesthetic has the shortest half-life of 30-45 minutes?
• Which nerve block provides pulpal anesthesia to maxillary anterior teeth and their facial gingiva?
• Lidocaine 2% 1:50,000 epinephrine is used for which purpose?
• Hematomas appear as intramural bruising with which block?
• What is the significance of the plastic carpule label?
• What is the approximate half-life of articaine?
• Bupivacaine
• What is the term for a severe life-threatening allergic reaction requiring emergency care?
• Light blue label corresponds to Lidocaine HCL 2% without epinephrine how is this most accurately described?
• Which type has a greater allergic reaction rate?
• What concentration of oxygen is recommended in suspected LAST?
• Which part of the syringe should be cleaned with a brush after each use?
• What is the common sign of a hematoma after a mandibular block?
• Which condition is a relative contraindication for using vasoconstrictors in dental anesthesia?
• A pack consisting of five sealed units with ten cartridges is called a __ pack.
• Cocaine was first used as an anesthetic in which year by Koller?
• Which elements should be documented in the medical history before LA administration?
• The maxillary nerve's branches are associated with which glands?
• What is the maximum recommended dose of epinephrine for a healthy adult when using lidocaine with 1:100,000 epinephrine?
• Which option is categorized as a comfort aid to reduce anxiety during dental procedures?
• What 4 steps should you follow if a needle breaks off in the patient's mouth?
• Articaine
• What is the minimum needle gauge recommended for injections?
• What two actions should you NEVER perform on the needle if resistance is encountered during needle advancement?
• Which preservative in some epinephrine-containing solutions can trigger reactions in sulfite-sensitive patients?
• Which local anesthetic is frequently used for quadrant extraction procedures due to its long duration?
• Which color label corresponds to Prilocaine HCL 4%?
• The long buccal nerve block is used to anesthetize the buccal mucosa of the mandible.
• What is the maximum dose in carpules for Articaine 1:100,000?
• Significance of the mental foramen in anesthesia?
• Why is sterile technique important in local anesthesia administration?
• What size needle can be used for all other injections, provided that aspiration rate is low & tissue penetration is not great?
• What is the appropriate response to a patient who faints during LA?
• Which nerve block is commonly used with the inferior alveolar nerve block to anesthetize the buccal mucosa of the mandible?
• The name 'carpules' is the registered trade name for dental cartridges given by which laboratory?
• How much anesthetic is contained in one carpule?
• Which nerve is primarily associated with saliva production from major glands?
• Target area for the mental block is the mental nerve entering the mental foramen.
• Cocaine was isolated from coca leaves by Albert Niemann in which period?
• Which of the following is NOT listed as ADA criteria for anesthetic syringes?
• What is the medical term for the symptom complex that includes chest pressure, shortness of breath, fatigue, and pain radiating to the neck or arms?
• Why are some local anesthetics only available with vasoconstrictors?
• Which statement best describes a key prevention of needle fracture?
• Epinephrine has no cardiac effect on a healthy patient. Which option reflects this statement?
• If a patient has contraindications to vasoconstrictors, what should be used for local anesthesia?
• What is the role of sodium bicarbonate in LA overdose management?
• For the Halstead mandibular block, how should the needle be oriented in relation to the plane of occlusion?
• What term best explains why anesthesia may numb one tooth but not the next in the lower anterior region?
• Which anesthetic is recommended for patients with cardiac or liver disease due to lower systemic toxicity risk?
• Compared with esters, amides provide a greater degree of anesthesia.
• What is the primary purpose of autoclaving instruments?
• What should be done with used needles?
• Which practice specifically reduces contamination risk when handling syringes during injections?
• Name an amide local anesthetic commonly used in dentistry that provides about 60 minutes of pulpal anesthesia with epinephrine.
• Which statement about topical anesthesia usage is accurate?
• Which nerve injury can present as a sensory disturbance after an IA block?
• If the cartridge is full of blood with positive aspiration, what should you do?
• Which complication is associated with prilocaine and can cause reduced oxygen delivery to tissues?
• Green label lidocaine solution most likely contains epinephrine at which concentration?
• Esters have a higher allergic reaction rate due to PABA byproduct.
• Which preventive measure is most effective to reduce cheek biting during dental procedures?
• Which pharmacologic intervention is specifically indicated as part of LAST treatment (pharmacologic therapy)?
• Articaine is known to be effective for infiltration anesthesia but not reliable for which technique?
• What are the most commonly used anesthetic syringes?
• Mepivacaine HCL with levonordefrin 1:20,000 is available at what concentration?
• Articaine is used for infiltrations of mandibular primary molars.
• Which elements must be included in informed consent for local anesthesia?
• Which block is most commonly associated with hematoma formation?
• Which duration best describes Bupivacaine?
• Which ADA criterion best reflects ease of use with one hand?
• How long does a needle usually last?
• Which local anesthetic produces less vasodilation and can be used without vasoconstrictor for short procedures, used for nonsurgical periodontal therapy in shallow pockets with soft tissue sensitivity but no root sensitivity?
• After a negative aspiration, reaspirate at a what degree angle?
• Amides have a longer shelf life than esters.
• Which signs would prompt a clinician to suspect local anesthetic systemic toxicity (LAST) during administration?
• Why should local anesthetic solutions be protected from light and stored properly?
• What is the primary purpose of aspiration before injecting a local anesthetic?
• Pt movement is a big contributor to which complication during injections?
• What is the common cause and treatment for trismus after local anesthetic injection?
• For a child weighing 25 kg, what is the maximum lidocaine with epinephrine dose per appointment based on 7 mg/kg?
• Which anesthetic should never be used for lower nerve blocks and is ONLY for infiltration of mandibular premolars?
• Name a drug class known to interact with vasoconstrictors and potentially increase pressor effects.
• Which anesthetic in our clinic is Articaine Septocaine with 1:100,000 epinephrine?
• What material are these breech-loading syringes made of?
• Order of injection for one complete side of the mouth?
• Which statement best describes the action of nerve blocks?
• Which of the following is a probable cause for mandibular paresthesia after local anesthesia?
• The nerve innervating the lower lip and chin that is commonly targeted by the mental block is the:
• Which nerve block uses the coronoid notch as a landmark and is placed near the pterygomandibular region?
• Most mandibular paresthesias resolve within how many weeks?
• Aspiration is indicated by drawing back on the thumb ring; which type of pressure is this?
• Which local anesthetic has the longest duration among those listed in the clinic?
• If a broken needle is visible in the mouth, what should you do?
• Which technique is used to achieve pulpal anesthesia of maxillary teeth while also anesthetizing the buccal gingiva?
• Which injection is used to anesthetize the buccal mucosa near the maxillary molars?
• Which injection is performed immediately after ASA in the sequence for one side?
• Which needle gauges are typically used for infiltration versus nerve blocks in adults?
• After each use thoroughly __ and __ the anesthetic syringe.
• Lidocaine is used for which administration routes?
• Which anesthetic provides profound pulpal anesthesia and should be used in elderly patients?
• Which mandibular block is described as the closed-mouth technique?