Fiber Muscle Smooth

Myofibrillar smooth muscle fiber is a type of muscle tissue that is found inside smooth muscles. They are responsible for the contraction and relaxation of smooth muscles that are found in organs such as the stomach, intestines, bladder and other organs.

Smooth muscle fibers are composed of the proteins myosin and actin, which form long filaments called myofilaments. These filaments can contract and relax, resulting in smooth muscle contraction and movement.

One of the main functions of smooth muscles is to control vascular tone. Smooth muscle can expand and contract to regulate blood flow and pressure in blood vessels. In addition, smooth muscles are involved in regulating bowel and bladder movements.

However, some people may experience muscle problems, such as gastrointestinal or bladder problems. In this case, treatment may be required, which may include the use of medications or surgery.