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Specialized cells that conduct impulses through the nervous system |
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The body of the cel that carried out lifes sustaining functions of a neuron and contains the nucleus is called: |
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The function of the axon is to |
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carry messages to other cells |
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What sends and recieves messages from nuerons to other neurons? |
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If the axon of a neuron were not able to preform it's function, the neuron would... |
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The tiny gap between the axon terminals and the dendrites of another neuron is called the... |
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When a neuron is at rest, it carries... |
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The sudden reversal of a neurons resting potential is called an |
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Immediately after firing a neuron cannor fire for another 1-2 milliseconds. This is called: |
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The most important factor in speeding the action potential on its way is the fatty white coating wrapped around most axons. This is called the... |
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The myelin sheath and the notes of ron vere are important because... |
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They speed neuro impulses |
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A chemical found in the sacks within an axon chemical that when released has an effect on nearby nueron, is called a |
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Excitedtory nuero transmitters influence a nuero to ____. while inhibitory neuron-trainsmitters influence the recieving neuron ____. |
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Reuptake is the process by which neurotransmitters in the synaptic cleft are |
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Definition
moved back into their axon terminals |
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A;; of the nerves outside your spinal cord and brain make up the |
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Definition
peripheral nervous system |
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Sensory and motor nerves are part of the |
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You have a great deal of concious control over the nerves of the somatic nervous system, but not over the nerves of the |
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The two divisions of the autonomic nervous system are the _______ and _________. |
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Sympathetic; Parasympathetic |
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The central nervous system consists of the _____ and the ______. |
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The reason so many reflexes happen s quickly (such as pulling a hand away from a hot iron so quickly) is because |
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the message does not have to go all the way to the brain |
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Heart rate, respiration, and blood pressure, are controlled by the |
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The _______ is involved in regulating hunger, thirst, temperature, and sexual behavior. |
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The _____ is heavily involved in learning fear responses |
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If Trams _____ was damaged, Tram would have difficulty forming new memories. |
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the right and left hemispheres of the cerebrum are called _______. |
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