1. Superior Nasal Conchae
Internal Nares
Superior Nasal Conchae
Middle Nasal Conchae 1
Opening of Eustachian Tube 2
Inferior Nasal Conchae
Nasopharynx 13 3 15 14
Pharyngeal Tonsils
Hard Palate 4 16 5
Soft Palate 6
Palatine Tonsils 17
Uvula 18
Oropharynx 7 19
Sublingual Gland 8
Fauces 9
Laryngopharynx 20
Submandibular Gland
Epiglottis 10 11
Ventricular Folds
Vocal Folds 21 12
Cricoid Cartilage
Thyroid Cartilage

2. Corniculate Cartilage Thyroid Cartilage
Epiglottal Cartilage 1 1
Hyoid Bone 2 6
Vocal Folds
Corniculate Cartilage
Thyroid Cartilage 7 3 8 4
Arytenoid Cartilage
Cricoid Cartilage
“C-Ring” Tracheal Cartilage 5

3. Hyoid Bone Thyroid Cartilage Cricoid Cartilage Right Primary Bronchi
Apex of Lung
Pulmonary Vein 4
Trachea 3 5
Pulmonary Artery
Secondary Bronchi 8
Left Primary Bronchi 6
Bronchiole 7
Pulmonary Lobule

4. Tertiary Bronchi Pulmonary Artery Secondary Bronchi Bronchioles3
Secondary Bronchi 5 4
Bronchioles 3 1 6 2 1 2
Primary Bronchi
Pulmonary Vein 2 3 7
Esophagus 8
Diaphragm

5. 5 3 6 Tertiary Bronchi Pulmonary Arteries Bronchioles Pulmonary Veins
Alveolar Capillaries 6
Alveoli
Visceral Pleura

6. Alveolar Epithelial Cells3 1
Alveolus
Alveolar Capillaries 2

7. 3 1
Alveolar Capillaries
Alveolus 2
Elastic Fibers