Assertion: brain's cell | /r/HasProperty | excitatory neuron
Facets:
Source sentences:
text: The length of an axon can be extraordinary: for example, if a pyramidal cell (an excitatory neuron) of the cerebral cortex were magnified so that its cell body became the size of a human body, its axon, equally magnified, would become a cable a few centimeters in diameter, extending more than a kilometer.