The Paranasal Sinuses Open into The

question 60

Multiple Choice

The paranasal sinuses open into the:

• A)middle ear
• B)nasal cavities
• C)brain
• D)mouth

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Definitions:

Unemployment Rate

The unemployment rate is the percentage of the labor force that is jobless and actively looking for employment.

Natural Rate

The rate of output at which an economy operates without inflationary pressures, often referred to as the natural rate of unemployment.

Phillips Curve

A concept in economics that indicates an inverse relationship between the rate of unemployment and the rate of inflation within an economy.

Inflation Rate

The rise in the average cost of goods and services throughout an economy over a specified period.