9. Dentulous impression trays:
a. Can be cut and bent to fit the patient.
b. Are available in only small medium, and large.
c. Are made with rimmed borders to retain the impression material.
d. Are used when no teeth remain in the arch.
SPECIAL INSTRUCTIONS. For exercise items 10 through 15, match the characteristic
in column A with the appropriate instrument in column B.
Column A
Column B
10. ____
Also called a millimeter gauge.
a. Alcohol torch.
11. ____
Mechanical device used to indicate
b. Compound heater.
the relative horizontal position of the
mandible to the maxilla.
c.
Articulator.
12. ____
Used to apply heat to small
d. Vernier caliper.
localized areas.
e. Face bow.
13. ____
Electrically operated, used to soften
modeling plastic.
f.
Needle point tracer.
14.
____ Used to register the positional
relationship of the maxillae to the
temporomandibular joints.
15. ____
Mechanical device which
represents temporomandibular
joints and jaw members.
16.
The face bow is fitted with an:
a. Gothic arch tracer.
b. Bite fork.
c.
Articulator.
d. Impression tray.
MD0503
5-22