The Structure of the acetylcholine receptor is shown below: D. Briefly indicate what the role of the acetylcholine receptor is in an action potential. The Structure of the acetylcholine receptor is shown below:(A)(B)Extracellulardomain8Membrane-spanningsegmentsSegmentsinside the cell

Acetylcholine is a neurotransmitter at various synapses, nerves, and at the motor endplate of…

Answered: The Structure of the acetylcholine…

The Structure of the acetylcholine receptor is shown below: D. Briefly indicate what the role of the acetylcholine receptor is in an action potential.

Human Physiology: From Cells to Systems (MindTap Course List)

9th Edition

ISBN:9781285866932

Author:Lauralee Sherwood

Publisher:Lauralee Sherwood

Chapter4: Principles Of Neural And Hormonal Communication

Section4.4: Synapses And Neuronal Integration

Problem 2CYU

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The Structure of the acetylcholine receptor is shown below:

D. Briefly indicate what the role of the acetylcholine receptor is in an action potential.

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Assume presynaptic excitatory neuron A terminates on a postsynaptic cell near the axon hillock and presynaptic excitatory neuron B terminates on the same postsynaptic cell on a dendrite located on the side of the cell body opposite the axon hillock. Explain why rapid firing of presynaptic neuron A could bring the postsynaptic neuron to threshold through temporal summation, thus initiating an action potential, whereas firing of presynaptic neuron B at the same frequency and the same magnitude of EPSPs may not bring the postsynaptic neuron to threshold.
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