Each Lung Contains How Many Alveoli

question 22

Multiple Choice

Each lung contains how many alveoli?

• A) Hundreds
• B) Millions
• C) Billions
• D) Trillions

Explain the advantages and limitations of specialized respiratory structures and strategies, including countercurrent exchange and tidal breathing.

Understand the basic mechanisms of inhalation and exhalation in mammals.

Comprehend the structure and function of human respiratory systems and comparative respiratory systems in other animals.

Recognize the importance of gas exchange in the respiratory process.

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