The splenius muscle is a superficial (top layer) muscle found on each side of the neck. It attaches the cervical (neck) and thoracic (upper back) vertebrae to the skull (mastoid process of temporal bone).ctivities that cause splenius muscle pain and symptoms in the horse: 1  A rider who constantly pulls or balances on the reins (lesson horse, rental horse). 2  A horse whose discipline requires collection and flexion of the head/neck (dressage, race horses).
Rowan County, North Carolina. Rowan County is a county located in the U.S. state of North Carolina. As of the 2010 census, the population was 138,428. Its county seat is Salisbury. Rowan County is included in the Charlotte metropolitan area.
Roxboro is a city in and the county seat of Person County, North Carolina, United States. The population was 8,362 at the 2010 census. The city is 30 miles north of Durham and is a part of the four-county Durham-Chapel Hill Metropolitan Statistical Area, which has a population of 504,357 as of the 2010 Census. The DurhamâChapel Hill MSA is a part of the larger Raleigh-Durham-Cary Combined Statistical Area, which has a population of 1,749,525 as of the 2010 Census.