✓ Correct answer: C. Pulp chamberThe pulp chamber is the hollow core of the tooth containing nerves and blood vessels that maintain tooth vitality.
Why the other options are incorrect:
• Enamel: Enamel is a non-vital, avascular mineralised tissue.
• Dentine: Dentine can transmit stimuli through tubules but does not house the main nerve and blood supply.
• Cementum: Cementum is a thin calcified covering on the root surface.
• Gingiva: The gingiva is the soft mucosal tissue encircling the tooth at the gum line.
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