What injections would the dentist give this patient in order to prevent pain during the extraction of the lower third molars?

Innervation Assignment

The dental assistant must have an understanding of which nerves innervate teeth in order to effectively assist the dentist during procedures requiring anesthesia. In these procedures, the dental assistant is responsible for placing the topical anesthetic in the correct site in preparation for local anesthetic.

Case Study Questions

What injection(s) would the dentist give this patient in order to prevent pain during the extraction of the lower third molars?

Which nerve(s) caused the patient’s lower lip and the tongue to be numb? Identify the branch of the IAN or nerve for each location.

When dental work is performed on the lower teeth, a nerve block is often needed to produce complete local anesthesia of all the teeth in a quadrant. The same is not true for the upper teeth. Why not? What other injection technique can be used to anesthetize maxillary teeth?