By Susan Chow, PhD, ELS. The pancreas is an organ that sits in the abdominal cavity behind the stomach and plays a role in both the digestive and endocrine system. In the endocrine system, it is responsible for producing several hormones, such as insulin, glucagon, somatostatin and pancreatic polypeptide. Additionally, its exocrine function involves the secretion of digestive enzymes that aid the digestion and absorption of nutrients in the small intestine. Head of pancreas.
The list of signs and symptoms mentioned in various sources for Upper back muscle strain includes the 8 symptoms listed below: 1  Muscle pain. 2  Muscle tenderness. 3  Muscle swelling.  Muscle 1  stiffness. Muscle inflammation. 2  Bruising. Redness.  Reduce ability to move the affected 1  body part. more information...Â».
Lower back strain is caused by damage to the muscles and ligaments of the back. Learn about muscle anatomy and the symptoms of lower back strain. Back Strains and Sprains Video. A muscle strain or a muscle sprain in the back is the most common cause of back pain.In most people, this pain will last a short time, a few days to a couple of weeks.he majority of episodes of acute lower back pain are caused by damage to the muscles and/or ligaments in the low back. While a muscle strain doesnât sound like a serious injury, the resulting lower back pain can be surprisingly severe and is the cause of many emergency room visits each year.