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Week_4_neurons_are_c - Neurons are Chemical The Synapse Neurotransmitters Week 4 Lecture 1 Temple 2006 1 Neurons are Chemical Synapse Stages of

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HD 220 Fall 2006 1 Temple, 2006 1 Neurons are Chemical: The Synapse & Neurotransmitters Week 4, Lecture 1 Temple, 2006 2 Neurons are Chemical • Synapse • Stages of Chemical Communication • Neurotransmitters • Receptors Temple, 2006 4 Loewi’s Experiment
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HD 220 Fall 2006 2 Temple, 2006 5 Neuronal Signaling Electrical Signaling Chemical Signaling at the synapse Electrical signal transfers info WITHIN a neuron Chemical signal transfers info BETWEEN neurons Temple, 2006 7 Synapse Temple, 2006 8 Synapse http://www.itg.uiuc.edu/exhibits/gal ery/
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HD 220 Fall 2006 3 Temple, 2006 9 Synapses http://synapses.bu.edu/anatomy/index.stm http://keck.ucsf.edu/classes/physio126/EM-neuronal-components.html Temple, 2006 10 Synapse Types Temple, 2006 11 Dendrodendritic Synapse http://synapses.bu.edu
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HD 220 Fall 2006 4 Temple, 2006 12 Synapse Types Temple, 2006 13 Type 1 Type 2 http://synapses.bu.edu Temple, 2006 14 Neurons are Chemical • Synapse • Stages of Chemical Communication • Neurotransmitters • Receptors
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HD 220 Fall 2006 5 Temple, 2006 15 Stages of Chemical Communication 1. Synthesis: a) Chemicals (neurotransmitters) must be synthesized and stored 2. Release from presynaptic cell a) Neurotransmitter must be transported and released 3. Receptor action on postsynaptic cell a) Neurotransmitter must get to receptor on target cell and bind 4. Inactivation a) Neurotransmitter must be inactivated and recycled Temple, 2006 16 Synthesis • Neurotransmitters are made – In the axon terminal or
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This note was uploaded on 09/28/2008 for the course HD 220 taught by Professor Anon during the Fall '06 term at Cornell University (Engineering School).

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Week_4_neurons_are_c - Neurons are Chemical The Synapse Neurotransmitters Week 4 Lecture 1 Temple 2006 1 Neurons are Chemical Synapse Stages of

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