Answer:
Trachea
TracheaLungs
TracheaLungsPulmonary alveolus
TracheaLungsPulmonary alveolusBronchus
TracheaLungsPulmonary alveolusBronchusLarynx
TracheaLungsPulmonary alveolusBronchusLarynxBronchiole
TracheaLungsPulmonary alveolusBronchusLarynxBronchiolePharynx
TracheaLungsPulmonary alveolusBronchusLarynxBronchiolePharynxNasal cavity
TracheaLungsPulmonary alveolusBronchusLarynxBronchiolePharynxNasal cavityNose
TracheaLungsPulmonary alveolusBronchusLarynxBronchiolePharynxNasal cavityNosediaphragm
Explanation:
Hope It Help <3
