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Learn about the thorax , the middle section of the human body that contains vital organs and structures for breathing, protection, and circulation. Find out the anatomy, musculature, and major organs of the thorax , as well as their functions and clinical aspects. Chest ( Thorax ) If you look down and hold your chin against your body, it touches your chest. But it’s more than just a chinrest. Your chest is a key part of your body’s support structure. It also supports your head and neck, acts as a respiratory pump so you can breathe, and contains some of your body’s most important organs and structures. The thorax , commonly known as the chest, is the upper part of the torso that houses and protects vital organs such as the heart and lungs. It is a bony framework formed by the thoracic vertebrae, ribs, costal cartilages, and sternum, enclosing the thoracic cavity. [6] The thorax serves as a structural and protective unit while providing attachment for muscles of respiration and the upper limbs. The Thorax is an irregularly shaped cylinder with a narrow opening, called as superior thoracic aperture; and inferiorly it is a relatively large opening called as inferior thoracic aperture.
