Multiple Choice
If neurotransmitter from Y causes the membrane potential of the postsynaptic cell to decrease slightly, then
A) the synapse is excitatory
B) the postsynaptic membrane's potential will be farther away from threshold
C) the postsynaptic membrane causes an EPSP on the presynaptic membrane
D) neurotransmitter from Y causes an IPSP on the presynaptic membrane
E) both a and c are correct
Correct Answer:
Verified
Correct Answer:
Verified
Q91: Which statement is incorrect?<br>A)A local current can
Q92: Multiple sclerosis develops from a buildup of
Q93: Presynaptic facilitation results from<br>A)alteration of calcium permeability<br>B)continued
Q94: Spatial summation occurs on a postsynaptic neuron
Q95: Opening either a chemically-gated Na⁺ channel or
Q97: At _ potential, typically around -55 mv,
Q98: A plasma membrane is polarized if it
Q99: Opening channels that allow _ ions or
Q100: _-soluble hormones must use _ systems to
Q101: What might happen on a postsynaptic neuron