Arrange the Following Structures in the Order Air Passes Through

question 141

Multiple Choice

Arrange the following structures in the order air passes through them during inhalation.
(1) Alveolar ducts
(2) Alveolus
(3) Respiratory bronchiole
(4) Terminal bronchiole

• A) 1, 2, 3, 4
• B) 2, 1, 3, 4
• C) 4, 3, 1, 2
• D) 3, 2, 1, 4
• E) 4, 3, 2, 1

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