He continued to explore Central America, hoping to find a strait from the Atlantic to the Pacific. He failed, instead discovering, and naming, California. In 1541, Cortes cortÃ©s returned To spain an embittered man and retired to an estate Near seville where he died on 2 december. 1547
Causes. The cause of the muscle spasm lies in the fact that the bulging disc is pressing against the ligament that holds it in place. Since this ligament contains nerves, the result is pain. Because of the initial pain, the back muscles go into spasm as part of the body's effort to immobilize the painful area.he cause of the muscle spasm lies in the fact that the bulging disc is pressing against the ligament that holds it in place. Since this ligament contains nerves, the result is pain.
It is a reflex, and although the body's response of muscle spasm is not necessary for the safety of the nerve roots, it can be quite painful. The muscle spasms associated with the instability are thought to cause the flare-ups of intense pain often associated with degenerative disc disease.Article continues below.nflammation. The proteins contained within the disc space can cause a lot of inflammation, and as a general rule inflammation will cause pain. 1  In the lumbar disc space, the low back pain can radiate into the hips.