Blood vessels traveling through the apical foramen support nerves and odontoblasts because the blood supply enables delivery of essential nutrients as well as removal of harmful products.

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Blood vessels comprised of arteries, veins, and lymph tissues nourish and replenish the nerves and odontoblasts. As these vessels enter and exit the apical foramen they enable circulation of nutrients and oxygen throughout the pulp chamber. Critically important, they also provide a system to remove harmful products such as carbon dioxide.

Blood Vessels Traveling Through the Apical Foramen Support Nerves and Odontoblasts