Question

1. the substance that encloses the pulp cavity inside a tooth is called:

a. cementum
b. dentin
c. enamel
d. gingiva

Explanation:

• Cementum: Covers the root of the tooth, not the pulp cavity enclosure.
• Dentin: Forms the bulk of the tooth structure and encloses the pulp cavity.
• Enamel: The outermost layer covering the crown, not related to pulp cavity enclosure.
• Gingiva: Refers to the gum tissue, not a tooth - structure enclosing the pulp cavity.

Answer:

B. Dentin