there are three chambers to the lungs and to listen to all of them efficiently-the dr has to put the stethoscope in 4 different places. once on your upper back (near your shoulder blades), once on the sides of your waist, once on your lower back and then in the front at the center of your chest which is close to your heart.
4. Constipation. This might be the most obvious reason you have a bloated stomach â you need to go to the bathroom! Constipation can cause stool to remain in the intestines, leaving you with a hard-feeling stomach, pain, discomfort and gas.
They can be caused by something as simple as swallowing air or eating the wrong foods. Less often, gas and bloating are signs of something imminently more serious, ranging from intestinal disorders to potentially life-threatening malignancies in the lower digestive tract, such as colorectal cancer. Common Causes of Gas and Bloating The two main causes of gas are swallowed air and the breakdown of food that leads to the production of gas. The latter is especially true when foods are high in sugar, starch, or fiber.