Which of the Following Is True of Computer-Assisted Machining for Crown

question 27

Multiple Choice

Which of the following is true of computer-assisted machining for crown and bridge techniques?

• A) Ceramic powder is mixed with a water-based liquid to form a mass that is pressed onto a porous refractory die.
• B) No die needs to be poured and no temporary crown is needed.
• C) A porous ceramic core is infiltrated with molten glass by capillary action.
• D) It is available only for fabrication of porcelain veneers.

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Definitions:

NADH

Nicotinamide adenine dinucleotide (NADH) is a coenzyme found in all living cells, involved in redox reactions, carrying electrons from one reaction to another.

Ethanol

A volatile, flammable, colorless liquid alcohol widely used as a biofuel, in alcoholic beverages, and as a solvent in the pharmaceutical industry.

Lactate Fermentation

An anaerobic metabolic pathway in which glucose is converted into cellular energy and lactate.

Intense Exercise

Physical activity that requires a high level of effort, significantly raising the heart rate and promoting cardiovascular, muscular, and endurance improvements.