![Normal Dentition](/common/pages/UserFile.aspx?fileId=1121749)
Normal Dentition
![Underbite](/common/pages/UserFile.aspx?fileId=1121747)
Underbite
An underbite is characterized by the lower jaw extending out, causing the lower front teeth to sit in front of the upper front teeth.
![Spacing](/common/pages/UserFile.aspx?fileId=1121745)
Spacing
Spacing between the teeth.
![Overjet](/common/pages/UserFile.aspx?fileId=1121743)
Overjet
Overjet is characterized by the upper teeth extending too far forward or the lower teeth not extending far enough forward.
![Crowding](/common/pages/UserFile.aspx?fileId=1121741)
Crowding
Crowding occurs when teeth have insufficient room to erupt. Crowding can often be corrected by expansion, and many times, tooth removal can be avoided.
![Crossbite](/common/pages/UserFile.aspx?fileId=1121739)
Crossbite
The upper teeth sit inside the lower teeth, which may cause abnormal tooth wear and jaw growth.
![Overbite](/common/pages/UserFile.aspx?fileId=1121737)
Overbite
The upper front teeth extend out over the lower front teeth, sometimes causing the lower front teeth to bite into the roof of the mouth.
![Openbite](/common/pages/UserFile.aspx?fileId=1121735)
Openbite
Proper chewing is impacted by this type of bite, in which the upper and lower front teeth do not overlap. Openbite may cause a number of unwanted habits, such as tongue thrusting.