Written by the Fiveable Content Team • Last updated August 2025
Written by the Fiveable Content Team • Last updated August 2025
Definition
The pulp cavity is the central part of a tooth that contains the tooth's nerve and blood vessels. It is essential for providing the nutrients needed for the tooth’s health and transmitting sensory signals such as pain.
Dentin: A hard, dense tissue forming the bulk of a tooth beneath the enamel, offering protection and support.
Enamel: The hard, outermost layer of a tooth that covers the crown, providing protection against decay.
Root Canal: A treatment procedure to remove infected material from the root canals of a tooth, which are part of the extended pathways of the pulp cavity