https://youtu.be/BOhM-QFlZ4w blend model showing the changes occuring in respiratory airway (bronchioles) in a normal and an asthmatic patient during an episode of asthma attack. The material is having diffuse and normal maps based on non-overlapping UVs. The formats 3mf, ply, obj, fbx, USDZ,GLTZ & GLB with applied uv mapped textures have also been included in the downloads along with stl.