Definitions for "Gray matter"
A portion of the central nervous system containing predominantly neuronal cell bodies. The relative lack of myelinated axons makes gray matter less opaque than surround areas containing fewer cell bodies and more myelinated fibers (white matter).
Tissue within the central nervous system. It consists of unsheathed or uncovered nerve cell bodies and dendrites.
The darker-colored tissues of the central nervous system which in the brain include the cerebral cortex, the thalamus, the basal ganglia, and the outer layers of the cerebellum. Grostic Procedure – This is a chiropractic upper cervical technique that depends upon x-ray examination to measure and detect misalignments between the atlas and the skull. Adjustment can be made with an instrument or be done manually by placing pressure on the side of the neck at the base of the skull.