Author Question: What is placed on the model during construction to allow room in the tray for the impression ... (Read 175 times)

nautica902 · **on:** Jun 25, 2018

What is placed on the model during construction to allow room in the tray for the impression material?
a. Stops
b. Spacer
c. Handle
d. None of the above

Question 2

When a material becomes soft and pliable during exposure to heat, it is ____________.
a. thermoset
b. wax
c. thermoplastic
d. none of the above

Cnarkel · **Reply #1 on:** Jun 25, 2018

Answer to Question 1

b
RATIONALE: Spacers are placed on the model during construction to allow room in the tray for the impression material.

Answer to Question 2

c
RATIONALE: When a material becomes soft and pliable during exposure to heat, it is thermoplastic.