Inspired by this reddit post, which references the Visible Human Project containing detailed cross sectional photographs of the human body.
http://vas85.github.io/mri-to-point-cloud
Run the following python script:
./create_point_cloud.py
Run index.html in your browser. Don't forget to change it to reference your new model file. The existing index.html uses a 3MB model file that was pre-generated from an cross-sectional image in the image/ folder