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.
Several tornado records were broken in 2011, including for greatest number of tornadoes in a single month (758 in April) and the greatest daily total (200, on April 27). NWS's count of 326 tornadoes occurred during the month of May 2011. There were 178 fatalities in May (158 of those in the Joplin EF-5 tornado alone).