The lacrimal bone is the smallest and most fragile bone of the face; roughly the size of the little fingernail. It is situated at the front part of the medial wall of the orbit.It has two surfaces and four borders.Several bony landmarks of the lacrimal bone function in the process of lacrimation or crying.n early lobe-finned fishes and ancestral tetrapods, the lacrimal bone is a relatively large and robust bone, running from the orbit to the nostrils. It forms part of the side of the face, between the nasal bones and the maxilla.
Medical Definition of spinocerebellar. : of or relating to the spinal cord and cerebellum spinocerebellar degeneration.
A unipolar neuron is a type of neuron in which only one protoplasmic process (neurite) extends from the cell body.nipolar brush cells are neurons specific to the cerebellum and the granule region of the dorsal cochlear nucleus. In all species, including vertebrates and invertebrates, many types of primary sensory neurons are pseudounipolar.