Lungs
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Questions and Answers

Which organ is responsible for oxygenating the blood?

  • Stomach
  • Lungs (correct)
  • Liver
  • Heart
  • What is the texture of healthy lungs in living people?

  • Shrunken and hard
  • Elastic and recoil
  • Light, soft, and spongy (correct)
  • Firm and discolored
  • Which lung is larger and heavier?

  • Both lungs are equal in size
  • Right lung (correct)
  • Left lung
  • Lungs are not different in size
  • What divides the right lung into three lobes?

    <p>Fissures</p> Signup and view all the answers

    What is the function of the mediastinum?

    <p>Separate the lungs</p> Signup and view all the answers

    Which surface of the lungs is in contact with the diaphragm?

    <p>Diaphragmatic surface</p> Signup and view all the answers

    Which border of the right lung is relatively straight?

    <p>Anterior border</p> Signup and view all the answers

    What is the function of the pulmonary capillaries?

    <p>To bring inspired air into close relation with the venous blood</p> Signup and view all the answers

    Which lung has a deep cardiac notch?

    <p>Left lung</p> Signup and view all the answers

    Where is the apex of the lung located?

    <p>Above the level of the 1st rib into the root of the neck</p> Signup and view all the answers

    How many lobes does the right lung have?

    <p>Three</p> Signup and view all the answers

    What is the tongue-like process that extends below the cardiac notch in the left lung called?

    <p>Lingula</p> Signup and view all the answers

    How much do the lungs recoil when the thoracic cavity is opened?

    <p>One-third their size</p> Signup and view all the answers

    What covers the apex of the lung?

    <p>Cervical pleura</p> Signup and view all the answers

    What causes the deep cardiac notch in the left lung?

    <p>Deviation of the apex of the heart to the left side</p> Signup and view all the answers

    What is the term for the spaces where the lingula slides in and out during breathing?

    <p>Costomediastinal recess</p> Signup and view all the answers

    Which surface of the lung is smooth, convex, and related to the costal pleura?

    <p>Costal surface</p> Signup and view all the answers

    Which surface of the lung is concave and related to the middle mediastinum?

    <p>Mediastinal surface</p> Signup and view all the answers

    Which lung surface forms the base of the lung and rests on the dome of the diaphragm?

    <p>Diaphragmatic surface</p> Signup and view all the answers

    Which lung surface has a groove for the esophagus and a cardiac impression for the heart if embalmed?

    <p>Mediastinal surface</p> Signup and view all the answers

    Which lung surface features a prominent groove for the arch of the aorta and the descending aorta?

    <p>Mediastinal surface of the left lung</p> Signup and view all the answers

    What is the term for the spaces where the lingula slides in and out during breathing?

    <p>Cardiac impression</p> Signup and view all the answers

    Which surface of the lung is bounded by a thin, sharp margin and projects into the costodiaphragmatic recess of the pleura?

    <p>Diaphragmatic surface</p> Signup and view all the answers

    Which surface of the lung is related to the bodies of the thoracic vertebrae?

    <p>Vertebral part of the costal surface</p> Signup and view all the answers

    Why is the concavity deeper in the right lung at the diaphragmatic surface?

    <p>Because of the higher position of the right dome overlying the liver</p> Signup and view all the answers

    What is the continuity between the parietal and visceral layers of pleura surrounding the root of the lung called?

    <p>Pleural sleeve</p> Signup and view all the answers

    What is the function of the pulmonary ligament?

    <p>To suspend the lung from the root</p> Signup and view all the answers

    What is the relationship between the pulmonary ligament and the esophagus?

    <p>The pulmonary ligament is anterior to the esophagus</p> Signup and view all the answers

    Which border of the lung is broad and rounded and lies in the cavity at the side of the thoracic region of the vertebral column?

    <p>Posterior border</p> Signup and view all the answers

    What is the term for the structures forming the root of the lung that pass through the wedge-shaped area on the mediastinal surface of each lung?

    <p>Hilum</p> Signup and view all the answers

    What structures are attached to the mediastinum by the roots of the lungs?

    <p>Bronchi and bronchial vessels</p> Signup and view all the answers

    Which lung surface features a groove for the arch of the aorta and the descending aorta?

    <p>Mediastinal surface</p> Signup and view all the answers

    What is the location of the cardiac notch?

    <p>Anterior border of the left lung</p> Signup and view all the answers

    What separates the diaphragmatic surface of the lung from the costal and mediastinal surfaces?

    <p>Inferior border of the lung</p> Signup and view all the answers

    What is the function of the pulmonary plexuses?

    <p>Control sympathetic and parasympathetic innervation of the lungs</p> Signup and view all the answers

    What does the pulmonary ligament extend between?

    <p>Lung and mediastinum</p> Signup and view all the answers

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