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.
Spinocerebellar Ataxia. Spinocerebellar Ataxia: Introduction. Spinocerebellar Ataxia: Persons with spinocerebellar ataxia, of which there are several types, experience a degeneration of the spinal cord and the cerebellum, the small fissured mass at the base of the ... more about Spinocerebellar Ataxia. Spinocerebellar Ataxia: A condition characterised by a failure of muscle coordination due to pathology arising in the spinocerebellar tract of the spinal cord. More detailed information about the symptoms, causes, and treatments of Spinocerebellar Ataxia is available below.