Both Bird and Mammal Lungs

question 117

Multiple Choice

Both bird and mammal lungs

• A) need two cycles of inhalation and exhalation in order for air to move.
• B) contain alveoli at the terminal ends.
• C) have an anatomical dead space.
• D) exchange O₂ and CO₂ with blood in capillaries.
• E) have a unidirectional flow of air moving through them.

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