Biotic Balance Probiotics Review A person's third molars are their wisdom teeth. These teeth come in behind the 2nd molars (if there is necessary room for them and they are aligned properly) usually during a person's late teens or early twenties. In most cultures, this is the ages of maturity, hence the term "wisdom." Usually there are four wisdom teeth: upper left, upper right, lower left, and lower right. In dental terminology an "impacted tooth" refers to a tooth that has failed to arise completely into its expected position. This unfortunate failure to erupt precisely may occur either because there is not space enough in the jaw for the tooth, or because the tooth's angulation is improper. The impacted wisdom teeth often partially erupt at the later ages (45-55). Not only they are difficult to extract at that age, the healing time is much longer. http://quantumvisionsystemreview.org/biotic-balance-probiotic-reviews/ Dentists use specific terms to describe the positioning of impacted wisdom teeth. There are two ways of describing the "impaction" of the wisdom teeth. The most common way is to describe the direction of the impaction. For example, mesial impaction (also called angular impaction) simply means that the wisdom tooth is angled forward, toward the front of the mouth. Distal impaction means the wisdom tooth is angled toward the throat. Vertical impaction means the tooth is angled toward the head and horizontal impaction means the tooth is pointed sideways. Alternatively, the impacted teeth can be described according to the degree of impaction. If the tooth is just covered with the gum, it is called soft-tissue impaction. If the tooth is covered by the gum and some of the jaw bone, it is called partial-bony impaction. If the tooth is covered under the gum and all the jaw bone, it is called complete-bony impaction.