Action potentials and excitatory postsynaptic potentials (EPSPs) are similar in that both
a. are always all-or-none.
b. last about the same amount of time.
c. involve voltage-dependent ion channels.
d. involve the movement of sodium into cells.
Question 2
What determines the type of process used to terminate chemical communication at the synapse?
a. the type of neurotransmitter involved
b. the quantity of neurotransmitter involved
c. the physical characteristics of the postsynaptic cell, such as being unipolar, bipolar, or multipolar
d. whether the neurotransmitter molecules interacted with metabotropic or ionotropic receptors
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