👉 The term "ovillus" is a biological term that refers to a specialized type of cell within a mammal's brain. These cells are known as olfactory epithelial cells and they play an important role in the human sense of smell, specifically, in detecting and processing odors. In humans, these cells are located on the surface of the olfactory bulb, which is a small, white region of the brain that connects to the嗅神经。 These cells can be divided into two main types
