Fig. 1.9.04. The neuropil typical of thalamic nuclei: A synaptic glomerulus is apparent, formed by the dendrite (D) of a thalamocortical relay neuron and a giant axon terminal (A). M - myelinated axons, C - lumen of a blood vessel. Scale = 1 µm. (Rat, thalamic ventrobasal nucleus.) Download the high resolution image.