Chest: The area of the body located between the neck and the abdomen. The chest contains the lungs, the heart, and part of the aorta. The walls of the chest are supported by the dorsal vertebrae, the ribs, and the sternum. Also known as thorax.
Quick GuideFat-Burning Foods in Pictures: Blueberries, Green Tea, and More
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Last Editorial Review: 5/13/2016