The symptoms of bloating can be vague and difficult to pinpoint, but most people describe an uncomfortable feeling of fullness, tightness, or swelling in the abdomen. This can be accompanied by pain, excessive gas (flatulence), frequent burping or belching, and abdominal rumbling or gurgles. The most common causes of abdominal bloating are: 1  swallowing air.  constipation.
The muscular system is an organ system consisting of skeletal, smooth and cardiac muscles.he muscular system in vertebrates is controlled through the nervous system, although some muscles (such as the cardiac muscle) can be completely autonomous.
The Muscular system is the organ system whose primary function is movement and flexibility. The muscular system is made up of the muscles that let you move. There are three kinds of muscle in your body. Smooth muscle moves food through the digestive system.Cardiac muscle pumps blood throughout the body.he Muscular system is the organ system whose primary function is movement and flexibility. The muscular system is made up of the muscles that let you move. There are three kinds of muscle in your body. Smooth muscle moves food through the digestive system.