What drug is used in the topical anesthetic named Hurricaine?

What is the correct depth of needle insertion for the MSA injection?

The field of anesthesia of an ASA nerve block includes each of the following except:

  Which of the following topical anesthetics would be safest for a pregnant patient?

The penetration site for an IA nerve block is lateral to the Pterygomandibular raphe.

The buccal injection will anesthetize the buccal gingiva of all teeth in one entire lower quad.

Which of the following best describes the penetration site for the MSA injection in a patient with a full adult dentition:

For which injection should you leave the needle in place for a few seconds to allow the anesthetic to be absorbed?

The lingual nerve, generally anesthetized in conjunction with the IA, is anesthetized by advancing the needle deeper into the tissue.

Aspiration and slow delivery are two of the most important safety steps in the delivery of local anesthetic.