Which of the Following Is True of Impression Trays

question 14

Multiple Choice

Which of the following is true of impression trays?

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

Recognize and respond to ethical dilemmas in psychiatric nursing.

Understand the nurse's responsibility in the medication administration process.

Apply principles of ethical treatment including autonomy, justice, and beneficence.

Understand the significance of adhering to patients' advance directives.

---

Definitions:

Wernicke's Area

A region of the brain located in the temporal lobe that is involved in the understanding of spoken language.

Prefrontal Cortex

The front part of the frontal lobe of the brain, involved in decision making, problem-solving, control of purposeful behaviors, and emotion regulation.

Executive Control System

A term often used interchangeably with executive control centre, refering to the brain networks involved in high-level cognitive functions such as decision making.

Corpus Callosum

A large band of neural fibers connecting the two hemispheres of the brain, facilitating communication between them.