DESCRIPTION

A scientifically accurate and high-detail representation of the human respiratory system, featuring both lungs, the trachea, and the full bronchial tree structure. Each part has been anatomically shaped for clear visualization while preserving realistic proportions and natural organic surfaces. Designed for professional-grade performance, the model combines medical accuracy, optimized geometry, and consistent detailing - delivering reliable, production-ready results.

Key Features

  • Anatomically accurate model of the human respiratory system
  • Includes both lungs, trachea, and detailed internal bronchial tree
  • Realistic organic surface detailing
  • Ideal foundation for medical, scientific, or educational visualizations
  • Clean topology and optimized mesh
  • High-quality 4K PBR textures (Diffuse, Roughness, Normal)
  • Ready to render out-of-the-box with included lights and cameras
  • Native Blender setup – no third-party plug-ins required

Technical Details

  • Original Software: Blender v3.0
  • Tested in: Blender 4.5 (Fully compatible)
  • Objects Included: 1
  • Polygons: 57,683 (Subdivision OFF) / 3,691,328 (Subdivision ON)
  • Vertices: 57,677 (Subdivision OFF) / 3,691,334 (Subdivision ON)
  • Units: Centimeters (H: 44, W: 14, L: 43)
  • Renderer: Blender Cycles
  • Plug-ins: None required

Textures & Materials

  • Standard PBR workflow
  • 4K textures (4096×4096 px): Diffuse, Roughness, Normal
  • All textures created from original photographs or drawings
  • Ready to render out-of-the-box – lighting and cameras used for previews are included

Mesh & File Structure

  • Handcrafted mesh with clean topology
  • Export formats (non-native) provided as base mesh (not smoothed) for flexible subdivision control

Additional Notes

  • All preview renders created in Blender Cycles without compositing editors

REVIEWS & COMMENTS

See what other buyers think about this model - real feedback on quality,
accuracy, and usability.
There are no reviews or comments yet. Please be the first one to write it.
BEST PRICE GUARANTEED
Found this model cheaper on another marketplace? Let our support team know - we’ll match it.
NEW
Recently added to CGTrader - explore one of the latest models on the marketplace.

Respiratory System - Realistic Human Lungs and Bronchial Tree 3D model

Royalty Free License (no AI)
Like this model to show appreciation to the designer.
See how many times this model was viewed.
Share this model to support the designer and boost their visibility.
Native file format
BLEND
Size: 101 MB
Renderer: Cycles | 4.5
Exchange formats
OBJ
OBJ<br />File Size: 2.05 MB
FBX
Autodesk FBX<br />File Size: 3.27 MB
DAE
Collada<br />File Size: 3.71 MB
PNG
PNG<br />File Size: 101 MB
Provided by designer
Information and details shared directly by the model's designer.
3D Features
Animated
The model includes animations (movement or actions) that can be played in supported software or engines.
Rigged
The model has a skeleton or bone structure, making it ready for posing or animation.
Low-poly
PBR
Uses Physically Based Rendering materials, which give the model realistic lighting and surface properties.
Textures
The model includes image files (textures) that add color, patterns, or detail to its surfaces.
Materials
The model has material settings that define how surfaces look (color, shine, transparency, etc.).
UV Mapping
The model's surfaces are mapped to a 2D image, allowing textures to display correctly.
Plugins Used
Some external plugins were used to create the model. These may be required for full functionality.
3D printing
Indicates whether the designer marked this model as suitable for 3D printing.
Model is not 3D printable
The designer indicates this model is intended for digital use only (rendering, animation, or AR/VR) and not for 3D printing.
Geometry
Polygon mesh
A model built from polygons (triangles or quads) connected in a mesh.
57683 polygons
The total number of polygons (flat shapes) that make up the 3D model.
/ 57677 vertices
The number of points (corners) that define the shape of the model's polygons.
Unwrapped UVs
Publish date
Model ID
Hire
Chat