Introduction. Ocean trenches are natural tectonic plate boundaries between two crustal plates. When a continental plate converges with an oceanic plate a subduction zone forms. The heavier oceanic plate subducts beneath the lighter continental plate forming a trench.
Surgical-Medical Policy this patient has with Arkansas Blue Cross and Blue Shield provides coverage for dental. treatment only in case of accidental injury and accident-related damage to teeth, and then as a rule only to sound. natural teeth. A sound natural tooth is a tooth that is whole, free of decay, periodontal disease or other conditions, and is not in need of treatment for any reason other than accidental injury. DIAGNOSTIC X-RAYS AND THIS COMPLETED FORM ARE REQUIRED TO DETERMINE A. CONSIDERATION OF PAYMENT.
Dental Crown. A dental crown, or dental cap, covers your damaged tooth and is a solid replacement for a damaged natural tooth. A crown fits just like a natural tooth because it is created from impressions of your tooth. After your crown is in place, your tooth will be stronger and last longer. Dental Associates offers a variety of materials for your dental crown, and your dentist will discuss the best option for your individual case.