Local Anesthesia Practice Exam 2023 Review Update

Local Anesthesia Practice Exam 2023 Review Update The mandibular division of the fifth cranial nerve passes through what foramen? - Answer-Foramen Ovale The nasopalatine nerve passes through the: - Answer-Incisive foramen The maxillary division of the fifth cranial nerve is: mixed sensory and motor sensory only motor only - Answer-sensory only Which of the following is NOT associated with the mandibular division of the fifth cranial nerve: Inferior Alveolar Long Buccal Lingual Nasopalatine - Answer-Nasopalatine Which injection(s) is necessary to anesthetize the entire palate on one side? - AnswerNasopalatine and Greater Palatine When administering the IANB injection how far would you typically insert the needle? - Answer-3/4 length of needle or 20-25mm During nerve depolarization which ions create an electrical charge? - AnswerPotassium/Sodium When administering local anesthetic when do you aspirate? - Answer-Immediately before administering the anesthetic Which family of local anesthetics is metabolized by pseudocholinesterase? - AnswerEsters Topical anesthetics are least effective when placed upon: - Answer-Keratinized tissue Topical anesthetics: a. easily absorbed/transported through bloodstream b. cause little or no systemic problems c. are broken down in the liver d. are more effective than injected anesthetics - Answer-b. cause little or no systemic problems Psychogenic pain: - Answer-shows no organic causation What is the maximum dose of epi for a cardiac patient? - Answer-0.04mg If a local complication of hemotoma occurs what treatment should be taken? - AnswerImmediate application of cold to the area and pressure application to the affected area. Hematoma is most likely to occur when needle enters the : - Answer-pterygoid plexus Which compound is used as an antioxidant with in the cartridge? - Answer-Sodium bisulfite Vassopressors added to local anesthetic solutions: - Answer-reduce bleeding prolong the action of the local anesthetic reduce toxicity by slow absorption Burning sensations upon injection can be attributed to: - Answer-pH of solution injection administered too fast Cartridge wiped with alcohol prior to administration Needle breakage occurs most frequently due to: - Answer-patient movement bent needle A myelinated nerve: - Answer-allows faster conduction of impulses Which area may not be anesthetized by PSA Block? - Answer-mesiobuccal root of the maxillary 1st molar A patient with liver and kidney disease: - Answer- Continues...