(A). Trachea (B). Cartilage (C). Vocal cord (D). Epiglottis (1) Buccal cavity (2) Nasal Cavity (open to pharynx) (3) Inferior maxillary sinus (4) Superior maxillary sinus |
(5) Frontal sinuses (6) Guttural pouch (7) Pharynx (8) Trachea (9) Bronchus (10) Alveolus (11) Lungs (12) Larynx |
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