Saw this at the Bodies Exhibit. Blood vessels are injected with a formula that hardens them like plaster, then they literally soak the organ in acid so everything is eaten away except for the vessels. What's left is amazing!
bicepcraft - from Scholastic Human Body book
Another body lesson but with sidewalk chalk. I love this idea too!
Humans, like all other organisms, exhibit complex organization. A human is made up of a number of organ systems which constantly interact with each other.
Bodies Exhibit: Circulatory System
There are about 60,000 miles of blood vessels in the human body.
THE HUMAN BODY IS MAGNIFIED AND FRAGMENTED BY MELTEM ISIK More
Love the human body
make your own human skeleton. chyeah! More
Bodies; The Exhibition. A wonderful collection, if you ever get the change to see it I highly suggest it!