All that any muscle can do is create contraction force. A muscle is a bundle of many cells called fibers. You can think of muscle fibers as long cylinders, and compared to other cells in your body, muscle fibers are quite big. They are from about 1 to 40 microns long and 10 to 100 microns in diameter.
Autonomic nervous system disorder. Also known as Autonomic Disease. Your autonomic nervous system is the part of your nervous system that controls involuntary actions, such as the beating of your heart and the widening or narrowing of your blood vessels.When something goes wrong in this system, it can cause serious problems, including. 1  Blood pressure problems.2  Heart problems.our autonomic nervous system is the part of your nervous system that controls involuntary actions, such as the beating of your heart and the widening or narrowing of your blood vessels. When something goes wrong in this system, it can cause serious problems, including. 1  Blood pressure problems. 2  Heart problems.
The autonomic nervous system is the part of nervous system that controls involuntary functions such as blood pressure, heart rate, sweating, bladder, bowel and sexual function.Problems in the autonomic nervous system involving the nerve connections between the brain and other organs are often difficult to diagnose.he labâs expert staff administers highly advanced, noninvasive diagnostic tests, including: 1  Cardiovascular autonomic tests: These three tests, which take an hour and a half, determine how well a patientâs autonomic nervous system regulates heart rate and blood pressure.