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30 Cards in this Set
- Front
- Back
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Nervous System
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A system in the body that controls internal functions of the body
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3 Parts of The Nervous System
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• Brain
• Spinal Cord • Nerves |
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Homeostasis
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The regulation of steady, life maintaining conditions inside an organism, despite changes in its environment
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Nerve Cells
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Also known as neurons, they are the basic functioning units of the nervous system
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Six Parts of a Neuron
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• Nucleus
• Axon • Dendrites • Myelin Sheath • Cell Body • Synapse |
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Six Parts of a Neuron
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• Nucleus
• Axon • Dendrites • Myelin Sheath • Cell Body • Synapse |
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Cell Body
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Where all the organelles are housed, along with the nucleus
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Axon
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Carry messages away from the cell body
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Dendrites
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Receive messages from other neurons and send then to the cell body
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Six Parts of a Neuron
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• Nucleus
• Axon • Dendrites • Myelin Sheath • Cell Body • Synapse |
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Cell Body
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Where all the organelles are housed, along with the nucleus
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Axon
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Carry messages away from the cell body
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Dendrites
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Receive messages from other neurons and send then to the cell body
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Electrical Impulse
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A message carried by a neuron
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Types of Neurons
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• Sensory
• Motor • Interneuron |
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Six Parts of a Neuron
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• Nucleus
• Axon • Dendrites • Myelin Sheath • Cell Body • Synapse |
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Cell Body
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Where all the organelles are housed, along with the nucleus
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Axon
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Carry messages away from the cell body
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Dendrites
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Receive messages from other neurons and send then to the cell body
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Electrical Impulse
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A message carried by a neuron
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Types of Neurons
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• Sensory
• Motor • Interneuron |
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Sensory Neurons
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Receives information, and also sends impulses to the brain or spinal cord
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Six Parts of a Neuron
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• Nucleus
• Axon • Dendrites • Myelin Sheath • Cell Body • Synapse |
|
|
Cell Body
|
Where all the organelles are housed, along with the nucleus
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|
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Axon
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Carry messages away from the cell body
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Dendrites
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Receive messages from other neurons and send then to the cell body
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|
Electrical Impulse
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A message carried by a neuron
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|
|
Types of Neurons
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• Sensory
• Motor • Interneuron |
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Sensory Neurons
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Receives information, and also sends impulses to the brain or spinal cord
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Inter neurons
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Sends impulses
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