3. Clinical Procedures
Local Anesthesia — Quiz
Test your understanding of local anesthesia with 5 practice questions.
Practice Questions
Question 1
A patient with a known history of significant cardiovascular disease, including recent myocardial infarction and unstable angina, requires a dental procedure. The dental therapist is considering a local anesthetic with a vasoconstrictor. Which of the following is the most appropriate action regarding local anesthetic selection for this patient?
Question 2
During an Inferior Alveolar Nerve (IAN) block, the dental therapist encounters resistance upon insertion and the needle deflects laterally. Which of the following anatomical structures is the needle most likely contacting, causing this deflection?
Question 3
A patient presents with a history of recurrent aphthous ulcers. Which of the following local anesthetic agents is most likely to exacerbate or trigger a new lesion due to its formulation, and should therefore be used with caution?
Question 4
A dental therapist is administering an Inferior Alveolar Nerve (IAN) block. After advancing the needle and aspirating, a small amount of blood is observed in the cartridge. What is the most appropriate immediate action?
Question 5
A patient reports experiencing a transient burning sensation immediately upon injection of a local anesthetic. Which of the following is the most likely cause of this sensation?