How do we know that a tooth is a living structure?
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It has tiny tubes running from the pulp cavity outwards which are filled with blood vessels and nerves. The tooth is a living part of the body and needs blood vessels to supply it with nutrients. The nerves sense things like pressure and pain. Pulp cavity - The hollow region inside the tooth.
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inside each root is a hollow chamber called a pulp canal . This part of the tooth is very sensitive and provide each tooth with blood flow and nutrients that are important for keeping a tooth alive
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