A Large O₂ Store in the Lungs Is an Advantage

question 12

Multiple Choice

A large O₂ store in the lungs is an advantage to a diver for which reason?

• A) Large amounts of air in the lungs affect buoyancy.
• B) Alveoli are typically the first components of the respiratory system to collapse.
• C) A large store of O₂ also means a large store of N₂.
• D) In compression-resistant thoraxes, it increases shallow dive time.

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