Bronchus principalis=>bronchi lobares=>bronchus segmentalis=>bronchiolus terminalis=> bronchiolus respiratorius=>ductulus alveolaris=>sacculus alveolaris=> alveolus

i hope that you don't mind latina terminology.

The different types of cell transport are the active transport and the passive transport. The active transport is energetic and fast while the passive transport is slow and soothing. The answer could be Osmosis and Diffusion. The only difference between osmosis and diffusin is that osmosis involves water molecules.