Nervous system communication
Who does the nervous system pass the information to?
It passes the information to the brain.
What is a way that you can help make your brain healthy?
Sports, sleep, brain games and learning can keep your brain healthy.
It is an automatic response by the nerves. It does not communicate with your brain!
What senses out of five do we use the most?
Humans use the sense of sight the most!
Where in your body is the spinal cord located?
Your spinal cord is located in the spine, up from hips to your neck.
Do neurones produce more electricity than cells?
Yes! Cells do not produce electricity.
How many pieces is your brain (in the outside) divided to?
It is divided to 2 pieces.
Does your nerves communicate with your brain when reflexes happen?
No. They do not. When you have a reflex, it is your body automatically trying to protect itself!
It is 30%.
What is a spinal cord?
It is a part of the nervous system that is inside the spine.
Do you have to wait for your nerves to send a message to your brain to have a reflex?
No! Reflexes are automatic responses.
What are signals and nerves inside brain made out of?
They are made out of electricity
What is the purpose of reflexes?
Their purpose is to keep you safe!
What happens when your eyes sense light suddenly in the dark?
Your pupil gets smaller, so you take less light in!
You would not be able to feel/control anything below your neck.
Do neurones have axons, which are information storings?
Yes they do!
What does homeostasis mean?
A. Steady normal Breathing and heart beating
B. Your nerves sending messages
C. Your brain going to sleep
A is the answer!
What provokes reflexes?
Shock Provokes them!
What is the difference between passive touch and impassive touch?
Passive touch is when something that you expect to touches your skin. Impassive touch is when something unexpected touches your skin. Such as ball hitting you!
How long is the spinal cord?
The spinal cord is 18 inches (45 centimetres) long!
How quick can signals (messages by nerves) travel?
Any number in between 500 to 600 kilometres per hour is correct answer.
What is the opposite of homeostasis?
Arousal. It means unsteady breathing and heartbeat.
What are the 2 types of reflexes?
Learned reflexes and born reflexes are the two!
What sense does olfactory mucus relate to?
It relates to smell!
Why is your spinal cord so important?
Your spinal cord is important since it is the main route of communication between your brain and nerves!