Which of the following best describes the visceral and parietal pleura?
They are surfactant secreting membranes
They line the inner wall of the trachea, bronchi, and bronchioles
They are serous membranes
They line the mediastinum
The Correct Answer is C
A. They are surfactant secreting membranes: Surfactant is secreted by alveolar cells, not pleural membranes.
B. They line the inner wall of the trachea, bronchi, and bronchioles: These are lined by mucosa, not pleura.
C. They are serous membranes: The visceral pleura covers the lungs; the parietal pleura lines the thoracic cavity.
D. They line the mediastinum: The pleura surround the lungs, not the mediastinum specifically.
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Related Questions
Correct Answer is C
Explanation
A. They are surfactant secreting membranes: Surfactant is secreted by alveolar cells, not pleural membranes.
B. They line the inner wall of the trachea, bronchi, and bronchioles: These are lined by mucosa, not pleura.
C. They are serous membranes: The visceral pleura covers the lungs; the parietal pleura lines the thoracic cavity.
D. They line the mediastinum: The pleura surround the lungs, not the mediastinum specifically.
Correct Answer is ["A","C","D"]
Explanation
A. Trachea: The trachea is the beginning of the lower respiratory tract and conducts air to the bronchi.
B. Pharynx: The pharynx is part of the upper respiratory system.
C. Lungs: The lungs are the primary organs of the lower respiratory tract responsible for gas exchange.
D. Bronchial tree: The bronchial tree, including bronchi and bronchioles, is part of the lower respiratory system.
E. Larynx: The larynx is the uppermost structure of the lower respiratory system in some classifications but is more commonly considered part of the upper respiratory tract.
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