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Your Nervous System

Across
Highway is made up of billions of nerve cells.
Nerve cells work by a mixture of chemical.
Sends and receives information about what is happening in the body and around it.
What is happening in the body and around it.
Hold chemicals that transmit nerve impulses.
Sends sensory information to the central nervous system.
Is the largest part of the human brain.
The brain and the spinal cord make up.
Releases a chemical, called serotonin, in the brain which makes you feel good, relaxes muscles and gets rid of stress.
Messages ______ through the cranial nerves.
Down
Messages travel through the _______ nerves.
It's located at the base of the brain.
The two main parts of the nervous system are the central nervous system and the ___________.
An electrical nerve _______ travels along the neuron
Nerve _______ enables the two sides to communicate
Nerve cells work by a mixture of ________ and electrical action
Responsible for making sure that all the automatic things that your body needs to do to keep you going, like breathing, digesting etc continue working smoothly without your having to think about them.
The peripheral nervous system carries _______ to and from the central nervous system
Is a fibre that sends impulses through the body
It sends the information coming from all your senses, touch, vision, hearing, taste, smell and position.