Parts of the crater walls eventually collapse back into the crater, the vent is filled with loose material, and, if the crater still is deeper than the water table, the crater fills with water to form a lake, the lake level coinciding with the water table.
Poor Dentition. My provider likes to use poor dentition in his assessment as a billable diagnosis, however there is not really a good code to select. Sometimes he is referring to a patient who is missing teeth due to poor oral hygiene, sometimes it is a patient with alot of tooth decay, in this case, he is referring to a patient with loose wisdom teeth.
primary dentition. the set of 20 teeth that appears normally during infancy, consisting of four incisors, two canines, and four molars in each jaw. The teeth start developing at about the sixth week of fetal life as a thickening of the epithelium along the line of the future jaw.