During Inspiration, Why Does Air Move into the Lungs

question 1

Multiple Choice

During inspiration, why does air move into the lungs?

• A) The pressure inside the lungs has decreased below atmospheric pressure.
• B) The pressure inside the lungs has increased above atmospheric pressure.
• C) The increased pressure in the lungs has opened up collapsed airways, so air can flow in.
• D) The space (volume) within the lungs has decreased, allowing air flow into the lungs.

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Definitions:

Capital Gain Yield

The appreciation in the price of an investment, expressed as a percentage of the initial investment cost.

Total Rate Of Return

The overall return on an investment, including both capital gains and income, expressed as a percentage of the initial investment.

Capital Gain Yield

The increase in the price of an investment, calculated as the percentage difference between the current price and the purchase price.

Rate Of Total Return

A measure of the overall return on an investment, including both capital gains and income, expressed as a percentage of the initial investment.