Fissure filling is a treatment that improves the apparent clarity of a gemstone by removing air and replacing it with a substance that has a refractive index similar to the host material. Many different substances may be used to fill fissures: oils, resins, waxes, glass, and various polymers, to name a few.
Cerebral autoregulation is a process in mammals, which aims to maintain adequate and stable cerebral blood flow.hile most systems of the body show some degree of autoregulation, the brain is very sensitive to over-and underperfusion. Cerebral autoregulation plays an important role in maintaining an appropriate blood flow to that region.
Every case of cerebral palsy is unique to the individual. This is due in part by the type of injury, extent of injury, and the timing of injury to the developing brain. The brain damage that causes cerebral palsy is a result of either:1  Prenatal disturbance of brain cell migration â genetic and environmental factors disturb brain cell migration as cells move to their appropriate location during brain development.very case of cerebral palsy is unique to the individual. This is due in part by the type of injury, extent of injury, and the timing of injury to the developing brain. The brain damage that causes cerebral palsy is a result of either: