Fun facts
- There are more nerves in the human body then there are stars in the Milky Way
- The left side of your brain controls the right side of your body and the right side of the brain controls the left side of your body
- he brain is suspended in Cerebrospinal fluid, effectively floating in liquid that acts as both a cushion to physical impact and a barrier to infections
The nervous system is a currect of nervs and cells. They connect to every nervous system that the body contans. The brain the spinal cord and the skin.
The neuron is the functional unit of the nervous system. Humans have about 100 billion neurons in their brain alone! While variable in size and shape, all neurons have three parts. Dendrites receive information from another cell and transmit the message to the cell body. The cell body contains the nucleus, mitochondria and other organelles typical of eukaryotic cells. The conducts messages away from the cell body.