Buckley says the dates on canned and packaged foods, bottled water and even beer are more an indication of quality not a food safety or health issue. Even the âsell byâ date on milk is only a suggestion.
The chest wall is made up of the ribs and the muscles between the ribs. The lungs are separated by the mediastinum mediastinumThe space in the chest between the lungs, breastbone and spine that contains the heart, great blood vessels, thymus, trachea (windpipe), esophagus and lymph nodes., which contains the heart and other organs.Below the lungs is the diaphragm, a thin muscle that separates the chest cavity from the abdomen. Each lung is divided into lobes (sections): 1  The left lung has 2 lobes. which contains the heart and other organs. Below the lungs is the diaphragm, a thin muscle that separates the chest cavity from the abdomen. Each lung is divided into lobes (sections): 1  The left lung has 2 lobes.
The organs of the chest are protected by the ribs. The area between the lungs in the middle of the chest is called the mediastinum. It contains the heart, windpipe (trachea), food pipe (esophagus), blood vessels, and many lymph nodes.igure 1: The Respiratory System* Air moves in and out of the body by the action of muscles. The diaphragm is a large muscle that sits below the lungs. It separates the lungs and other organs in the chest from the organs of the abdomen.