Senses More senses Nervous System Peripheral Nervous System More Peripheral Nervous System!
100
Sweet
Sour
Salty
Bitter
Umami
What are the 5 tastes our tongue can sense?
100
Ossicles.
Hammer, anvil, stirrup
What are the three bones in our ear called? Name each of them
100
To carry messages throughout the body
What is the function of the neuron?
100
Electrical impulses
Nerve cells send signals to an from the brain as ______
100
Motor neurons
These neurons take signals from the brain and pass them to the organs or structures that cause the body's response
200
It has little hairs and liquid in it and when those things move, it sends the signals
How does the cochlea send signals to the brain?
200
Epidermis
Dermis
Fat
What are the three layers of the skin?
200
Central Nervous System
Peripheral Nervous System
What two parts is the nervous system broken down into?
200
They jump from one neuron to another
How do these signals move throughout the body?
200
Input
This is information coming into a system
300
Lens
Ciliary muscles
When we need to focus on something near or far away, what part of our eye is adjusted? What makes this thing adjust?
300
Fat
Sweat glands
Blood vessels
What are the 3 things in our skin that help to prevent us from getting too hot or too cold?
300
Nerve
A bundle of neurons is called a __________
300
The axon
Which part of the neuron sends the signal to the next neuron?
300
Output
This is information going out of a system, in the form of nerve signals
400
The occipital lobe
Which part of the brain does the optic nerve speak to?
400
Erector pili muscle
When flexed, this makes our hairs stand up and we get 'goose bumps'
400
The nerves that travel all around the body to the brain
What 2 things does the spinal cord connect?
400
Myelin Sheath
What part on the neuron helps to increase the speed at which the messages travel from neuron to neuron?
400
Cranial nerves connect directly to the brain and brain stem. Spinal nerves connect with the spinal cord and supply the rest of the body.
What is the difference between cranial nerves and spinal nerves?
500
red
green
blue
What 3 colors do the cones in our retina recognize?
500
Ear wax
This stuff fights off infections and traps dirt
500
The messages from your brain to your arm and back to your brain can't be sent because they need to travel down the spinal cord. If the spinal cord is broken, the message can't be carried.
If I break my spinal cord, why would I not be able to move my arm?
500
Sensory neurons
These neurons sense or detect changes inside and outside of the body
500
Cell body
This part of the neuron processes information and sends out signals to the axon.






Nervous System

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