A Custom Impression Tray Should Fit and Adapt Well to the Model

question 19

Multiple Choice

A custom impression tray should fit and adapt well to the model and should maintain ____ mm of impression material between itself and the teeth.

• A)1 to 2
• B)2 to 3
• C)3 to 4
• D)5 to 6

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Definitions:

Body Of Vertebra

The thick, oval segment of a vertebra forming the front of the vertebrae, supporting the majority of the body's weight.

Thoracic Region

The area of the body located between the neck and the abdomen, housing the chest organs, including the heart and lungs.

Vertebra

One of the individual bones that stack to form the vertebral column (spine), providing structural support and protecting the spinal cord.