Davenport's longitude and latitude coordinates in decimal form are 41.542982, â90.590745. According to the United States Census Bureau, the city has a total area of 65.08 square miles (168.56 km 2), of which, 62.95 square miles (163.04 km 2) is land and 2.13 square miles (5.52 km 2) is water.
Canker Sore-Canker sores can develop on the roof of the mouth. These can be caused by exposure to bacteria or when the tissue becomes damaged due to a scratch or burn. Canker sores will begin as a red mark on the roof of the mouth, but will slowly fill in with white or yellow pus.
Bumps on the inside of your cheeks, at the base of your gums, or on the roof of your mouth that are white in the center with a red border are probably canker sores. The lumps caused by canker sores can range from being quite small to large clusters of sores that are very painful.