Select the last step for synaptic signaling when the action potential arrives at the axon terminal of a presynaptic neuron.
A) A neurotransmitter is released by exocytosis.
B) Calcium flows in the synaptic knob.
C) The neurotransmitter combines with a protein receptor on the subsynaptic membrane.
D) The permeability is altered in a postsynaptic neuron.
E) Sodium influx occurs at the axon terminals
Correct Answer:
Verified
Q48: Neuromodulators
A)bind to receptors at synapses
B)contribute directly to
Q49: The nodes of Ranvier are
A)action potential recordings
B)breaks
Q50: Neuropeptides
A)are sometimes co-secreted along with classical neurotransmitters
B)are
Q51: Presynaptic facilitation results from
A)alteration of calcium permeability
B)continued
Q52: The nucleus of a neuron is housed
Q54: Drugs may influence synaptic transmission by
A)altering the
Q55: In convergence,
A)many presynaptic cells synapse with a
Q56: With presynaptic inhibition,
A)an IPSP occurs on the
Q57: Which statement is incorrect?
A)Inhibitory synapses cause postsynaptic
Q58: Neuron A and neuron B release a
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