Neural-Control-And-Coordination Question 55
Question: The one-way flow of information between presynaptic and postsynaptic cells is characteristic of most kinds of neuron interactions. A notable exception to this rule is the:
Options:
A) Neuromuscular junction
B) Nicotinic receptor system of vertebrate neurons
C) Motor end plate
D) Gap junction
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Answer:
Correct Answer: D
Solution:
[d] Gap junctions are electrical synapses that physically connect neurons via membrane proteins.
Electrical signals can thus travel in either direction.