QuestionSBA
QuestionChoice
This answer is incorrect. The conducting bronchioles are immediately proximal to the terminal bronchioles.
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e
Conducting bronchioles
QuestionChoice
This answer is incorrect. The tertiary bronchi are proximal to the bronchioles
10007294
d
Tertiary bronchi
QuestionChoice
This answer is correct. The respiratory bronchioles are a continuation of the terminal bronchioles. They are approximately 0.5mm in diameter.
10007291
a
Respiratory bronchioles
QuestionChoice
This answer is incorrect. The alveolar sacs are the most distal part of the respiratory tree.
10007292
b
Alveolar sacs
QuestionChoice
This answer is incorrect. The alveolar ducts are distal to the respiratory bronchioles.
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c
Alveolar ducts
Concept
Chapter
2693
3777
Structure of the respiratory tree
Topic
150
Respiratory physiology
14005
A 63-year-old woman is referred for bronchoscopy after her chest X-ray is reported as abnormal.

Which of the following is immediately distal to the terminal bronchioles in the respiratory tree?
a