Answer to Question #191010 in Psychology for Khumo masinga

Question

The term spatial summation refers to...

1. The deactivation of neurotransmitters by the enzymes in the synaptic cleft

2. The effect of impulses from different neurons arriving at the same synapse to reinforce a post-synaptic potential

3. Increased frequency of a neuron firing that triggers the release of neurotransmitters into the synaptic cleft

4. The effect of successive impulses in the same axon to reinforce a post-synaptic potential

Answer 1

3.Increased frequency of a neuron firing that triggers the release of neurotransmitters into the synaptic cleft