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.
Image caption The university town of Tuscaloosa, Alabama, was hardest hit, with at least 65 killed. The outbreak of tornadoes that ravaged the southern US last week was the largest in US recorded history, the National Weather Service has said. The three-day period from 25-28 April saw 362 tornadoes strike, including some 312 in a single 24-hour period. The previous record was 148 in two days in April 1974.