Protective bases are placed when it is necessary to protect the pulp before the restoration is placed,because without this protection there may be:

Question

Quizplus · Accepted Answer

Protective bases are placed to prevent postoperative sensitivity and damage to the pulp. Without this protection, the restoration material can cause thermal and chemical irritation to the pulp, leading to sensitivity and damage. A premature contact on the restorative material may occur which can also cause occlusal trauma, but this is not the primary reason for placing protective bases. Premature loss of the restorative material is also not a concern that is addressed by placing protective bases.

Protective Bases Are Placed When It Is Necessary to Protect