Head, eyeball, brain (8 parts)
2 vertebrae w/2 spinal cord segments
Female breast plate
Trachea, esophagus + descending aorta, heart (2 parts showing chambers and valves)
Left and right lungs (2 parts each), diaphragm
Liver, stomach (2 parts), kidney, intestines (4 parts)
Male (4 parts) and female (2 parts plus fetus) reproductive organs

Full-size model walk-through videos (Parts 1 and 2)

Full-size Model Reassembly Video