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Unformatted text preview: synaptic cleft which is the gap between the synaptic interactions. At Number 4 the neurotransmitters find postsynaptic receptors and release their signal into the postsynaptic membrane . These transmitters then need to be cleaned up before another response occurs. At Number 5 AcHe, clean the excess ACh through a process called acetylcholine esterase. Question 3: What is the meaning of the statement: The Action Potential is a non-decremental, all-or-none impulse down the axon of the neuron. The all-or-none characteristic of the action potential means that once a stimulus of threshold intensity is reached, the neuron conducts at the maximum intensity it is capable of at that time. The size of the action potential, then, is not at all related to the intensity of the stimulus...
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- Spring '08