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.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is C
Explanation
A. Bronchi: Contain cartilage and some smooth muscle but are not the primary regulators of airflow.
B. Larynx: Functions in sound production and airway protection, not airflow regulation to alveoli.
C. Bronchioles: Correct; they are lined with smooth muscle that controls airflow to alveoli.
D. Trachea: A rigid structure with cartilage rings; does not regulate airflow via muscle tone.
Correct Answer is B
Explanation
A. Flushed: Not directly related to dyspnea.
B. Having difficulty breathing: Correct; dyspnea is defined as labored or difficult breathing.
C. Coughing up blood: This is hemoptysis, not dyspnea.
D. Not breathing: This is apnea, not dyspnea.
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