Multiple Choice
What is the correct path a molecule of O2 takes from the nose to the respiratory surface in the lungs?
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22. The Respiratory System
Introduction to Lung Physiology
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Join thousands of students who trust us to help them ace their exams!Watch the first videoMultiple Choice
Which of the following structures is not part of the bronchial tree?
A
Bronchioles
B
Bronchi
C
Trachea
D
Alveoli
Verified step by step guidance1
Understand the anatomy of the respiratory system, focusing on the bronchial tree and its components.
The bronchial tree is a branching system of airways within the lungs, starting from the trachea and dividing into bronchi and bronchioles.
Identify the structures listed in the problem: bronchioles, bronchi, trachea, and alveoli.
Recognize that the trachea is the main airway that leads to the bronchial tree but is not considered part of the bronchial tree itself.
Note that alveoli are the tiny air sacs at the end of the bronchioles where gas exchange occurs, and they are not part of the bronchial tree structure.
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