When the Diaphragm Contracts, the Size of the Thoracic Cavity

question 97

Multiple Choice

When the diaphragm contracts, the size of the thoracic cavity ________, the pressure inside the thoracic cavity ________, and air flows ________ the lungs.

• A) decreases; rises; into
• B) increases; drops; into
• C) decreases; drops; out of
• D) increases; drops; out of

Explain the role of government policies in setting minimum wages and price controls in markets.

Describe how price controls, such as price ceilings and floors, can lead to inefficiencies in the market.

Understand the concepts of binding and nonbinding price ceilings and floors.

Analyze the impact of government-imposed price controls on market equilibrium.