What is the function of unmyelinated nerve fibers found in the dental pulp?

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They serve a sensory role.They detect temperature changes like heat and cold.They transmit pain signals.They are linked to blood vessels and have a sympathetic function.They are responsible for motor control.

Explanation

Unmyelinated nerve fibers in the pulp are primarily associated with blood vessels and perform sympathetic functions rather than sensory roles such as detecting pain or temperature.