Nervous System

Parasympathetic ganglion cells in the adrenal gland of the horse

Organ: Adrenal, Tissue: Autonomic ganglion, Species: Horse. Comments: Parasympathetic ganglion associated with the adrenal gland. The neuronal cell bodies have eccentric nuclei and dark speckles of Nissl substance (rER) in the cytoplasm. Note the large size of the ganglion cells compared to the smaller supportive cells.