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PSY_3_1_14_2010_1 - • Familiarize yourself with the names...

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1/14/10 Lecture 3B Objectives • Describe how the action potential leads to the activation of neurotransmitter release • Describe the 4 different kinds of synapses that 2 neurons can make with each other • Compare and contrast postsynaptic inhibition versus presynaptic inhibition • Describe the process of exocytosis • Describe the 3 different mechanisms to terminate neurotransmitter signaling and know which mechanisms are involved for the different types of neurotransmitters. • Explain how autoreceptors are important for regulating the levels of neurotransmitters in the synaptic cleft • Compare and contrast amino acid, monoamine, acetylcholine,soluble-gas neurotransmitters and peptides
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Unformatted text preview: • Familiarize yourself with the names of the different neurotransmitters categorized as amino acid, monoamine, and soluble-gases, as well as with endorphins • Define a retrograde messenger • Compare and contrast ionotropic and metabotropic receptors regarding structure, action, and speed of cell signaling • Describe why one neurotransmitter can bind to multiple receptors but no two neurotransmitters can bind to the same receptor • Explain how certain neurotransmitters exert only excitatory or inhibitory postsynaptic effects while other neurotransmitters can exert both excitatory and inhibitory effects Reminder of what we learned about already...
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