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Anatomy
Anatomy
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What part of the brain is #1?
Cerebrum
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What does the central nervous system consist of?
The brain and spinal cord
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What are neurons?
Nerve cells
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What are the 3 main parts of the nervous system?
Brain, Spinal cord, and nerves (neurons)
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The brain is in which part of the nervous system?
The central nervous system
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What part of the brain is #4?
Spinal cord
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Name one thing that the cerebrum responsible for?
Voluntary muscular movement, vision, speech, taste, hearing, thought, and memory
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What are motor nerves responsible for?
Motor nerves allow the brain to control our muscles - the brain sends signals to the motor nerves to tell our muscles to expand or contract so we can move!
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What is this a picture of?
A neuron
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What does CNS stand for?
Central Nervous System
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What part of the brain is #2?
Cerebellum
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Where is the cerebellum located?
At the back of the brain, between the cerebrum and the brain stem
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What is the main function of the cerebellum?
Balance
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Why do we have reflexes?
Protection!
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What protects the spinal cord from being damaged?
Vertebrae - the spine
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What part of the brain is #3?
Brain Stem
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What are the five main senses?
Touch, smell, taste, sight, hearing
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What part of the nervous system is the "highway" of the nervous system?
The spinal cord
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What does the autonomic nervous system control, voluntary or involuntary actions?
Involuntary actions
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What part of the nervous system are the "wires" of the body?
The nerves
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What part of the brain controls your heart beat?
Brain stem
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What carries messages between the brain and the other parts of the body?
The spinal cord
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True or false, catching a ruler is an example of a voluntary action?
True
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Breathing can be considered voluntary and involuntary.
Explain why.
Breathing can be involuntary, it happens without thinking about it. But it can also be voluntary, you can take more or deeper breaths when you want to or hold your breath for a short amount of time.
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Do you have more sensory nerves in your finger or your back and why?
Your finger - because humans use their hands to collect tons of sensory information. Think about it, we use our hands for everything.