If neuron X is repeatedly stimulating neuron Z with an excitatory neurotransmitter, then
a. several simultaneous action potentials might be initiated on neuron Z
b. the membrane potential on neuron Z would increase
c. spatial summation would be occurring on neuron Z
d. the postsynaptic neuron in this situation would have to reach threshold voltage
e. none of the above would have to occur
E
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A ______________________ must be established for a veterinarian to prescribe medication
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