Which Statement Is True About Impression Trays

question 34

Multiple Choice

Which statement is true about impression trays?

• A) The triple tray is a custom full-arch tray used for bite registration.
• B) Stock trays are made of plastic rather than metal and can be solid or perforated.
• C) Plastic trays are inexpensive and disposable,whereas metal trays are more expensive and must be cleaned and sterilized between uses.
• D) Custom trays are constructed in the patient's mouth with chemically cured,light-cured,or thermoplastic resins on casts of the teeth.

Recognize the significance of the skeletal system’s design in protecting vital organs and providing structural support.

Explain the developmental and healing processes of bones.

Identify and name specific bones and structures within the human skeletal system.

Understand the anatomical terminology related to the human skeletal system.

---

Definitions:

Affirmative Action

Policies or measures aimed at increasing the representation of minorities and women in areas of employment, education, and business from which they have been historically excluded.

Reverse Discrimination

Discrimination against members of a dominant or majority group, often as an attempt to correct historical injustices.

Occupational Stress

The stress experienced as a result of job-related pressures and challenges which can affect performance and well-being.

Robert Karasek

A social psychologist best known for his work on job strain and the demand-control model, which discusses the effects of occupational stress on health.