Long-term potentiation is associated with NMDA receptors, one of several types of receptors that bind to the excitatory neurotransmitter _______. Its binding opens an internal cation channel within the receptor that allows _____ influx into the postsynaptic neuron, triggering a cascade of biochemical changes that lead to synaptic strengthening.
a) acetylcholine, Ca2+ ion
b) glutamate, K+ion
c) GABA, K+ ion
d) glutamate, Ca2+ ion
e) GABA, Ca2+ ion
Ans: d) glutamate, Ca2+ ion
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