Examlex
The sum of an atom's protons and neutrons is its ________.
Pulp Cavity
The central part of a tooth containing the nerve and blood vessels, vital for the tooth's nutrition and sensitivity.
Tooth Decay
A condition where the structure of the tooth is damaged due to bacterial activity, leading to cavities or caries.
Dentin
The hard, dense, bony tissue that forms the bulk of a tooth beneath the enamel, providing its primary structure.
Digestion
The breakdown of food to small molecules.
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