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.
Apart from Cold Sore and Canker Sore, other common causes of mouth roof sore are folate and vitamin B12 deficiency, smoking, tobacco abuse, low immunity, viral/bacterial infections (such as Oral Herpes, Sinus Infection), stress and hormonal changes.