The fork cell and von Economo neuron. which are found in the insular cortex and/or the anterior cingulate cortex. are defined by their unique morphologies. Their shapes are not pyramidal; the fork cell has two primary apical dendrites and the von Economo neurons are spindle-shaped (bipolar). https://www.helpmesdicalsuppliers.shop/product-category/oxygen-homefill-system/