The enamel is attacked by acids when acids from food and drinks weaken the outer layer (enamel) to expose the dentine.
The dentinoenamel junction is the area where the hard enamel on the outside of the tooth meets the softer dentin on the inside. This junction is more sensitive because it lacks the protective enamel layer that covers the rest of the tooth, making it more susceptible to external stimuli like temperature changes and acids that can cause sensitivity and pain.
The part of the tooth above the gum is the sulcus this is the neck of the tooth.
The part of the tooth that has the nerves in it is right under the crown of your tooth ''aka'' the top part of your tooth and they travel down into you gums hope this help's
The root of the tooth.
The tooth root is the part of the tooth that is embedded within the jawbone and anchors the tooth in place. It is located beneath the gum line and connects to the crown of the tooth, which is the visible part in the mouth.
No part of "tooth decay" is a structure or function.
enamel found only in the crown of the tooth ( the exposed part of the tooth ), dentin found in both the crown and the root of the tooth ( root : the embedded part of the tooth ) and cement which hold the tooth in it's place
They attacked the colonies of Vichy France in Algeria as part of Operation Torch
They attacked the colonies of Vichy France in Algeria as part of Operation Torch
the dentine
The part of the tooth that fits into the socket of the jaw(mandible) or maxilla(for upper teeth) is the "root" of the tooth.
The soft innermost part of a tooth, containing blood vessels and nerves.