Which Statement Correctly Describes Air Movement Along the Respiratory Tract

question 15

Multiple Choice

Which statement correctly describes air movement along the respiratory tract?

• A) Cilia and hairs in the bronchi help to screen out foreign particles in the air.
• B) Food and air both enter through the larynx, presenting a potential danger to respiration.
• C) Air reaching the lungs has been warmed to body temperature by passage through the nose and upper respiratory system.
• D) The epiglottis is the passageway through the larynx by which air enters the trachea.
• E) The bronchi serve as passageways into the trachea.

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Definitions:

Real Value

Reflects the purchasing power of an amount of money, considering inflation, and contrasts with nominal value, which does not take inflation into account.

Money Holdings

The quantity of money an individual or entity holds as a store of value and medium of exchange.

Classical Dichotomy

The theoretical separation of nominal variables (such as money supply and prices) from real variables (like output and employment) in the economy, suggesting that nominal variables do not affect real output in the long run.

Nominal Variables

Variables measured in monetary units that have not been adjusted for inflation, reflecting current prices.