Human Body Corporation
General Information About The Brain
Fun Facts About The Brain!
1. I'm 3 pounds.
2. I have many miles of blood vessels that flow through me.
3. I'm made up of 75% of water.
4. Yawning wakes me up and cools me down.
5. I use 20% of the oxygen in my department.
1. There is more nerve cells in the Nervous System than stars in the Milky Way.
2. The Nervous System's nuerons diameter can range from 4 to 100 microns.
3. At birth the Nervous System has millions of of nerve cells.
4. As the Nervous System grows the brain loses a gram each year.
5. The Nervous System has the ability of transmitting impulses at the speed of 100 meters per second.