Final answer:
The structure that is not a way a neuron communicates the intensity of a stimulus among the options is the Hippocampus, which is mainly associated with memory and not signal intensity communication between neurons. The correct option is A.
Step-by-step explanation:
Among the structures listed, Hippocampus, Medulla, Pons, Thalamus, Amygdala, and Basal Ganglia, the one that is not a way that a neuron communicates the intensity of a stimulus is the Hippocampus. The hippocampus is primarily associated with memory and spatial navigation.
Neurons communicate between each other via axons and dendrites across the synaptic cleft, where neurotransmitters are released and signals are transmitted based on the intensity and quantity of these neurotransmitter molecules.
The Thalamus acts as a sensory relay station and is involved in processing and relaying sensory information to other parts of the brain, but it is not how the intensity of a stimulus is communicated directly between neurons.