The nerves [yellow] and blood vessels [blue and red] within the spongy bone of the jaw. The buccal plates are partially removed to show the path of the vessels and nerves into the teeth. Dentaltown Message Board Dental Anatomy and Tooth Morphology.
There are people who are lucky to have an oral cavity with a perfect occlusion. However, there will always come a time when certain abnormalities occur and the perfection becomes flawed. One of the most common cases is misalignment of teeth.