Ergonomic Chairside Suggestions Include

question 6

Multiple Choice

Ergonomic chairside suggestions include:

• A)avoiding prolonged awkward positions and remaining in one position for extended periods of time.
• B)increase of repetitions and forceful movements.
• C)rearranging items in the operatory for easy use and using muscles to remain balanced for ease of movement.
• D)both a and c.

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Definitions:

Alveoli

Tiny air sacs within the lungs where gas exchange between the air and blood occurs.

Dalton's Law

The principle that the total pressure exerted by a mixture of gases is equal to the sum of the pressures that each would exert if it were present alone.

Partial Pressures

The pressure that a single gas in a mixture of gases would exert if it alone occupied the entire volume of the mixture.

Total Pressure

The combined pressure exerted by a mixture of gases in a container, equal to the sum of the pressures that each gas would exert if it were alone.