Respiratory structure

Alveolar macrophage

Alveolus

Anterior Naris

Capillary

Epiglottis

Esophagus

Frontal Sinus

Glottis opening

Inferior

Laryngopharynix

Lingual tonsils

Lobules(alveolar Sac)

Middle

Nasal Conchae

Nasopharynix

Oropharynix

Palatine tonsils

Pharyngeal opening

Pharyngeal Tonsils (Adenoids)

Posterior Naris

Superior

Thyroid

Trachea

Type I Alveolar Cell (simple squamous)

Type II Alveolar cell (Pulmonary Surfactant)

Vestibule

Vibrissae “nose hair”

Voice Fold