Focal cerebral (or brain) ischemia occurs when a blood clot has blocked a cerebral vessel. Focal cerebral ischemia reduces blood flow to the particular brain region, increasing the risk of cell death to that area.erebral ischemia or brain ischemia, is a condition that occurs when there isnât enough blood flow to the brain to meet metabolic demand.
The informal term slumdog refers to a slum dweller, a person, especially a young person or child, who lives in an area of a town or city where there is extreme poverty and living conditions are particularly bad, with poor sanitation and makeshift housing.
Sled dogs (also sledge dogs and sleigh dogs) are a group of dog breeds and mongrels that, historically, were bred for the purpose of pulling a dog sled.These dog sleds were important for transportation in arctic areas, hauling supplies in areas that were inaccessible by other methods.led dogs (also sledge dogs and sleigh dogs) are a group of dog breeds and mongrels that, historically, were bred for the purpose of pulling a dog sled.