Temporary Materials

Question 1

What is the effect of thermal change on the pulp?

Answer 1

2 degrees C increase - no effect
5.5 degrees C increase - some overcome thermal trauma, but some pulps of smaller teeth become necrotic
11 degrees C increase - 2/3rds suffer irreparable necrosis

Question 2

Name four types of temporary materials.

Answer 2

PMMA
PEMA
BSI-acryl(ate) composite
Urethane dimethacrylate