| Imperfect positioning of the teeth when the jaws are closed |
| Spacing – Space between the upper two front teeth. |
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| Underbite – Lower teeth sit in front of the upper teeth. |
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| Protrusion/Overjet – Upper teeth extend too far forward. |
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Openbite – Upper and lower front teeth do not meet;
only the back teeth touch. |
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Deep Overbite – The upper front teeth
completely
cover the lower teeth. |
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| Midlines – (a middle line) The bite does not line up properly. |
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| Crowding - There is not enough space to align teeth. |
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| Crossbite - The upper teeth sit inside the lower teeth. |
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