James_neuroscience_lecture_1___student_version part1

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Neuroscience 01/22/08 Structure of the Nervous System Structure of the Neuron Neural Communication
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But first … why neuroscience? ____________ systems Everything psychological is simultaneously  biological These things occur within a social context These systems interact
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The Structure of the Neuron Dendrites: _______ information
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Structure of the Neuron Axon: ______ information
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Structure of the Neuron Myelin: ___________  information Degeneration    ________ ________
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Structure of the Neuron Terminal Branches: _______ information
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How Many Neurons Are There? Each person has approximately 100 to 200 billion neurons in his/her brain. Each neuron is connected to approximately 1000 other neurons, yielding trillions of connections.
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Neural Communication 1)Dendrites and cell body  receive messages from  other cells 2) If signals are at a certain  threshold cell fires  sending  an   _______   ________   down the axon 3) When action potential  reaches   terminal boutons message is sent to other  neurons
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James_neuroscience_lecture_1___student_version part1 -...

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