1. By: Sarah Neag and Stefania Olteanu

2. The Nervous System The Nervous System is responsible for all the processes that make human life possible. It’s responsible for thinking, dreaming, holding memories 2 separate systems: 1.Central Nervous System (CNS) 2. Peripheral Nervous System (PNS) CNS: includes the brain and the spinal cord PNS: everything else (nerves)

3. Interesting Facts The brain has about 100 billion neurons. Spinal Cord: carries impulses 43 cm/17 in women 45 cm/18 in men 31 pairs of nerves

4. Copy from the book

5. Another Copy from the Book

6. Other facts about Nervous System The most important part of the body is the nervous system, more specific, the brain. The nervous system is responsible for everything we do. Neurons are the most basic part of the nervous system. A neuron is a nerve cell. They are the only sells in the body that can send messages from part of the body to another part. The brain is enclosed in five layers of protection The outermost layer is the skull, followed by meanings.

7. The End