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Lecture 4

NURS 364 Lecture Notes - Lecture 4: Alveolar Cells, Flail Chest, Thoracic Cavity


Department
Nursing
Course Code
NURS 364
Professor
Deborah Van Kuiken
Lecture
4

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Alterations in Pulmonary function
Signs and Symptoms
Dyspnea
Cough
Abnormal sputum
Hemoptysis
Breathing patterns
(Kussmaul / Cheyne-Stokes)
Hypoventilation/Hyperventalation
Cyanosis
Pain
Clubbing
Hypercapnia
Hypoxemia
Structures of the Pulmonary System
Conducting airways
Nasopharyngeal airways
Moistens, filters, warms air
Laryngeotracheal airways
Epiglottis (speech and protection)
Pseudociliated columnar epithelium
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Goblet Cells (produce mucus)
Tracheobronchial tree
Trachea, bronchi, bronchioles
Carina
Structures of the Pulmonary System
Respiratory airways
Respiratory bronchioles
Alveolar ducts
Alveoli (air exchange chamber)
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Structures of the Pulmonary System
Respiratory airways
Alveoli
Type I alveolar cells:
Squamous epithelial cells
Gas exchange
Structure
Type II alveolar cells:
Surfactant producer
Lipoprotein
Lecithin
(Spingomyelin)
Alveolar macrophages
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