Dermatomes Topic Guide. Dermatomes: Dermatomes are the nerves from the spinal cord that supply sensation (for example, pain, touch, temperature) to the body. A chart maps the different segments of the spinal cord.ermatomes Topic Guide. Dermatomes: Dermatomes are the nerves from the spinal cord that supply sensation (for example, pain, touch, temperature) to the body. A chart maps the different segments of the spinal cord.
Statistics show May was the peak month for tornadoes in Arkansas over a 30-year period. Numbers released Thursday from the National Weather Serviceâs Storm Prediction Center showed May as the month with the greatest number of tornadoes from 1981 to 2010. April came in second and November was third.
Source: SPC. The most active tornado period of the year was the spring season (March-May). During the three month period, there 1,150 confirmed tornadoes across the country, the most on record for any three month period. The most active month of the year was April, when 748 tornadoes were confirmed. This is the most on record for any month, surpassing May 2003 when there were 550 tornadoes.