THE NERVOUS SYSTEM
THE NERVOUS SYSTEM
THE NERVOUS SYSTEM
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Are all neurons equal in size<br />
• Brain vs spinal cord vs peripheral nerves<br />
About how many neurons are in the human brain<br />
About how many neurons are in the spinal cord<br />
How long do you think the longest axon in the world is<br />
100 billion<br />
1 billion<br />
around 15 feet