 This nerve block looks easy, but it isn't. Here is the inferior alveolar nerve. You need to deposit the local anesthetic here, right before the inferior alveolar nerve enters the mandibular foramen. Here you can see the inferior alveolar nerve, the lingual nerve, the mandibular foramen, and the lingual. With the layers peeled back, you can aim right for the lingula. Now, how do you find this spot on a patient?