HOSA Dental Terminology Practice

What does imbibition refer to in the context of dental materials?

1. The process of drying out materials

2. Swelling from absorption of water

3. The setting of impression materials

4. Loss of elasticity in a rubber material

The correct answer is: Swelling from absorption of water

Imbibition specifically refers to the process where a material absorbs water or another liquid, leading to an increase in volume or swelling. In the context of dental materials, this phenomenon is significant as it can affect the properties and performance of various materials used in dental procedures. For instance, certain impression materials may experience changes in size and shape due to imbibition, which can impact the accuracy and fit of dental restorations or appliances. Understanding imbibition is crucial for dental professionals when selecting and managing materials that can be influenced by moisture.