Diet and Nutrition News & Advice. Supporting Sustainability on International Youth Day. August 12th is International Youth Day! The United Nations first designated International Youth Day in 2000 to draw attention to the health, cultural, and economic issues on a...
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).
Splenius Capitus. The splenius capitus is a thick muscle that resembles a strap. It is located in the back of your neck. It begins at the base of your skull and ends at the top of your thoracic spine. This muscle allows for head extension, as well as lateral flexion and rotation of the cervical spine.ight muscles get worked during neck extensions. Photo Credit Jupiterimages/Goodshoot/Getty Images. Neck extensions are performed for a variety of reasons, including physical therapy after a neck or upper body injury, to relieve arthritis or joint pain, and as a strength building exercise.