EXERCISES, LESSON 1
INSTRUCTIONS: Answer the following exercises by marking the lettered response that
best answers the question or best completes the incomplete or by writing the answer in
the space provided.
After you have completed all the exercises, turn to "Solutions to Exercises" at the
end of the lesson and check your answers. For each incorrect answer, reread the
material referenced following the answer.
List factors that make demands upon restorative dental materials.
a. The corrosive nature of _________________.
b. The ______________ and ________________ of tooth structure with
changes in temperature.
The stress of ____________________ forces (grinding and chewing).
d. Compatibility with __________________ tissues.
e. Where visible, materials must be _______________________ pleasing.
Select the grain size in metals that gives the most desirable properties.
a. Small grains.
b. Large grains.
In cast metal, the grains are: