The nerve is blocked at the level of the palatine foramen. It is difficult to palpate the foramen but the position is midway between the palatal root of the upper carnassial and the midline of the palate. | The nerve is blocked at the level of the palatine foramen. It is difficult to palpate the foramen but the position is midway between the palatal root of the upper carnassial and the midline of the palate. |