The neurotransmitter binds to a receptor site and
A) opens postsynaptic ion channels directly or indirectly via G-protein generated second messengers.
B) opens postsynaptic ion channels directly via G-proteins.
C) releases sodium ions from inside postsynaptic neurons.
D) initiates an action potential.
Correct Answer:
Verified
Q16: The term hyperpolarization refers to
A) making the
Q17: If the depolarization arriving at the spike-initiation
Q18: Local anesthetic drugs such as Xylocaine and
Q19: A rapid change of the neuron's membrane
Q20: The neurotransmitter binds to a structure on
Q22: Neurotransmitters that open postsynaptic ion channels directly
Q23: _ synapses can alter the amount of
Q24: The _ the axon, the _ the
Q25: The _ has a weaker blood-brain barrier
Q26: _ formally defined the symptoms of epilepsy.
A)
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