Mexico. Comprised of 31 states and one federal district, the nation of Mexico is home to the worldâs largest population of Spanish speakers. From the temples of Chichen Itza, to the beaches of Cancun or the bustle of Mexico City, Mexico boasts a diverse landscape and rich history. 1  Facebook. 2  Twitter. 3  Google.
Dental caries, also known as tooth decay, cavities, or caries, is a breakdown of teeth due to activities of bacteria. The cavities may be a number of different colors from yellow to black. Symptoms may include pain and difficulty with eating. Complications may include inflammation of the tissue around the tooth, tooth loss, and infection or abscess formation.
Tooth Color. Tooth color is complex. There are colors on the surface of the tooth and colors within the tooth. The enamel itself is fairly translucent and it imparts a little color. The dentin is not as translucent and imparts more color, but it also transmits light. The surface texture of a tooth also has a strong impact on the perceived color.