Dental filling. A woman undergoing dental treatment to fill a decayed tooth. Tooth decay (dental caries) is caused by the acids released by bacteria in plaque,a sticky mixture of food remains that builds up on teeth. Dentists treat tooth decay by drilling away the affected area and filling the hole with a tough mercury amalgam,cement or dental composite | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Marazzi, Dr. P. |
Bildgröße: | 5125 px × 3420 px |
Modell-Rechte: | vorhanden |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: |
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