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Nasal cavity Nostril Pharynx Larynx Trachea Left main (primary) bronchus Right main (primary) bronchus Right lung Left lung Diaphragm Nasopharynx Oropharynx.

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Presentation on theme: "Nasal cavity Nostril Pharynx Larynx Trachea Left main (primary) bronchus Right main (primary) bronchus Right lung Left lung Diaphragm Nasopharynx Oropharynx."— Presentation transcript:

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2 Nasal cavity Nostril Pharynx Larynx Trachea Left main (primary) bronchus Right main (primary) bronchus Right lung Left lung Diaphragm Nasopharynx Oropharynx Laryngopharynx

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4 Nasopharynx Oropharynx Laryngopharynx Pharynx

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6 Nasal meatuses (superior, middle, and inferior) Nasopharynx Uvula Isthmus of the fauces Posterior nasal aperture Oropharynx Laryngopharynx Vocal fold Nasal conchae (superior, middle and inferior) Nasal vestibule Nostril Nasal cavity Epiglottis Larynx Thyroid cartilage Vestibular fold Cricoid cartilage Trachea Pharynx

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8 Epiglottis Cricoid cartilage Tracheal cartilages Thyroid cartilage Laryngeal prominence (Adam’s apple)

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10 Epiglottis Vestibular fold (false vocal cord) Vocal fold (true vocal cord) Thyroid cartilage Cuneiform cartilage Corniculate cartilage Arytenoid cartilage Cricoid cartilage Tracheal cartilages

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12 Trachea Apex of lung Horizontal fissure Oblique fissure Diaphragm Base of lung Cardiac notch Oblique fissure Lung Pleural cavity Parietal pleura Rib Intercostal muscle Visceral pleura

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14 Trachea Superior lobe of right lung Middle lobe of right lung Inferior lobe of right lung Superior lobe of left lung Left main (primary) bronchus Lobar (secondary) bronchus Segmental (tertiary) bronchus Inferior lobe of left lung

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16 Alveolar duct Alveoli Alveolar sac Respiratory bronchioles Terminal bronchiole

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18 Capillary Type II (surfactant-secreting) cell Type I cell of alveolar wall Macrophage Alveoli (gas-filled air spaces) Capillary endothelium Fused basement membranes of the alveolar epithelium and the capillary endothelium Alveolar epithelium Respiratory membrane Red blood cell O2O2 Alveolus CO 2 Capillary Alveolus


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