In a chemical synapse, the axon terminal of the presynaptic neuron contains ___, while the membrane of the postsynaptic neuron contains ___ A) synaptic vesicles; voltage-gated channels B) voltage-gated channels; synaptic vesicles C) ligand-gated channels; synaptic vesicles D) voltage-gated channels; ligand-gated channels
Added by Jeff W.
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Step 1: The axon terminal of the presynaptic neuron contains voltage-gated channels and synaptic vesicles. Show more…
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Which of the following are characteristics of a chemical synapse? Choose all that apply. (2 points) A. Release of neurotransmitter by exocytosis from the presynaptic neuron B. Receptors for the neurotransmitter are present on the postsynaptic neuron C. The presynaptic neuron and the postsynaptic neuron are physically connected together D. The synaptic cleft is a space separating the presynaptic and postsynaptic neurons
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Chemical synapses are characterized by all of the following, except (a) the release of neurotransmitter by the presynaptic membranes, (b) postsynaptic membranes bearing receptors that bind neurotransmitter, (c) ions flowing through protein channels from the presynaptic to the postsynaptic neuron, (d) a fluid-filled gap separating the neurons.
Where are neurotransmitter receptors located? (A) the nuclear membrane (B) the nodes of Ranvier (C) the postsynaptic membrane (D) synaptic vesicle membranes
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