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  2. Root of the lung - Wikipedia

    en.wikipedia.org/wiki/Root_of_the_lung

    The root of the right lung lies behind the superior vena cava and part of the right atrium, and below the azygos vein.That of the left lung passes beneath the aortic arch and in front of the descending aorta; the phrenic nerve, pericardiacophrenic artery and vein, and the anterior pulmonary plexus, lie in front of each, and the vagus nerve and posterior pulmonary plexus lie behind.

  3. Lung - Wikipedia

    en.wikipedia.org/wiki/Lung

    The conducting zone of the respiratory tract ends at the terminal bronchioles when they branch into the respiratory bronchioles. This marks the beginning of the terminal respiratory unit called the acinus which includes the respiratory bronchioles, the alveolar ducts, alveolar sacs, and alveoli. [27] An acinus measures up to 10 mm in diameter. [28]

  4. Thoracic cavity - Wikipedia

    en.wikipedia.org/wiki/Thoracic_cavity

    The thoracic cavity (or chest cavity) is the chamber of the body of vertebrates that is protected by the thoracic wall (rib cage and associated skin, muscle, and fascia). The central compartment of the thoracic cavity is the mediastinum .

  5. Mediastinum - Wikipedia

    en.wikipedia.org/wiki/Mediastinum

    The mediastinum (from Medieval Latin: mediastinus, lit. 'midway'; [2] pl.: mediastina) is the central compartment of the thoracic cavity.Surrounded by loose connective tissue, it is a region that contains vital organs and structures within the thorax, namely the heart and its vessels, the esophagus, the trachea, the vagus, phrenic and cardiac nerves, the thoracic duct, the thymus and the lymph ...

  6. Lung cavity - Wikipedia

    en.wikipedia.org/wiki/Lung_cavity

    A lung cavity or pulmonary cavity is an abnormal, thick-walled, air-filled space within the lung. [1] Cavities in the lung can be caused by infections, cancer, autoimmune conditions, trauma, congenital defects, [2] or pulmonary embolism. [3] The most common cause of a single lung cavity is lung cancer. [4]

  7. Thorax - Wikipedia

    en.wikipedia.org/wiki/Thorax

    The thorax (pl.: thoraces or thoraxes) [1] or chest is a part of the anatomy of mammals and other tetrapod animals located between the neck and the abdomen. [ 2 ] [ 3 ] In insects , crustaceans , and the extinct trilobites , the thorax is one of the three main divisions of the body, each in turn composed of multiple segments.

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  9. Thoracic wall - Wikipedia

    en.wikipedia.org/wiki/Thoracic_wall

    The bony skeletal part of the thoracic wall is the rib cage, and the rest is made up of muscle, skin, and fasciae.. The chest wall has 10 layers, namely (from superficial to deep) skin (epidermis and dermis), superficial fascia, deep fascia and the invested extrinsic muscles (from the upper limbs), intrinsic muscles associated with the ribs (three layers of intercostal muscles), endothoracic ...

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