The Sinuses

question 28

Multiple Choice

The sinuses

• A) open into the internal nose, giving nasal secretions a pathway in which to drain.
• B) are filled with air, which offers protection to the brain.
• C) contain tiny projections to support the bones of the face.
• D) are filled with air and act as resonators for sound production.

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Definitions:

Reducing Costs

A process aimed at lowering the overall expenses involved in running a business or producing goods and services.

Supply Management

The practice of managing the supply chain activities and relationships to achieve competitive advantage and optimize cost.

Life Cycle Costing

The total cost of ownership of a product or system over its entire lifespan.

Operating Costs

Expenses associated with the day-to-day functions of a business.