Lungs

Beschreibung

Anatomy of the lungs
Farah  Mansour
Mindmap von Farah Mansour, aktualisiert more than 1 year ago
Farah  Mansour
Erstellt von Farah Mansour vor etwa 8 Jahre
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Zusammenfassung der Ressource

Lungs
  1. Apex
    1. It is the rounded upper end.
      1. Projects upwards through the thoracic inlet into the root of the neck.
        1. Related to suprapleural membrane
        2. Base
          1. Is the concave lower surface that rests on upper surface of the diaphragm.
            1. The diaphragm separates the base of the lung from :
              1. Right lung : Right lobe of the liver
                1. Left Lung :
                  1. Liver
                    1. Fundus of the stomach
                      1. Spleen
                    2. The concavity of the base is deep on right lung because of the presence of liver.
                    3. Surfaces
                      1. Costal Surface
                        1. related to :
                          1. Sternum
                            1. Costal Cartilages
                              1. Ribs
                                1. Intercostal muscles
                                  1. Sternocostalis muscle
                                2. Medial Surface
                                  1. Vertebral part
                                    1. lies behind hilum
                                      1. related to :
                                        1. sides of vertebral bodies
                                          1. Intervertebral disc
                                            1. Posterior intercostal vessels
                                              1. Sympathetic Trunk
                                                1. Splanchnic nerves
                                              2. Mediastinal part
                                                1. is anterior part
                                                  1. differs between right & left lungs
                                              3. Mediastinal surface of right lung
                                                1. Hilum
                                                  1. Shows cut section of:
                                                    1. 2 Bronchi
                                                      1. 1 Pulmonary artery
                                                        1. 2 pulmonary veins
                                                          1. 1 bronchial artery
                                                            1. Bronchopulmonary LN
                                                              1. Anterior & Posterior pulmonary plexuses
                                                            2. Pericardial impression infront of Hilum and pulmonary ligament
                                                              1. Impression for upper part of IVC
                                                                1. Impression for SVC infront of upper part of hilum
                                                                  1. continuous upwards with the groove for the right brachiocephalic vein.
                                                                  2. Groove for the ARCH OF VENA AZYGOS vein: above the hilum reaching groove for SVC
                                                                    1. Impression for the TRACHEA and the RIGHT VAGUS NERVE: Above the hilum, Lies behind the SVC groove and above arch of the azygos vein.
                                                                      1. Esophagus Impression
                                                                        1. Azygos vein Groove
                                                                          1. The esophagus is related to the right lung in the following sites:
                                                                            1. Behind the Hilum
                                                                              1. Behind Pulmonary Ligament
                                                                                1. Behind the groove of the trachea above the arch of the azygos vein.
                                                                              2. Mediastinal surface of Left lung
                                                                                1. Hilum
                                                                                  1. 1 principle Bronchus
                                                                                    1. 1 Pulmonary artery
                                                                                      1. 2 Pulmonary veins
                                                                                        1. 2 Bronchial arteries
                                                                                          1. Bronchopulmonary L.N
                                                                                            1. Anterior & Posterior pulmonary plexuses
                                                                                            2. Pericardial impression; related to:
                                                                                              1. Pericardium
                                                                                                1. Left Ventricle
                                                                                                  1. Left auricle
                                                                                                  2. Impression for the pulmonary trunk and remains of the thymus gland
                                                                                                    1. Lies just above the pericardial impression & in front of upper part of the hilum
                                                                                                    2. Groove for AORTIC ARCH:
                                                                                                      1. Well-defined groove above the hilum
                                                                                                        1. related to:
                                                                                                          1. Left vagus nerve
                                                                                                            1. Left phrenic nerve
                                                                                                              1. Left superior Intercostal vein
                                                                                                            2. Descending aorta Groove:
                                                                                                              1. broad longitudinal groove behind the hilum and the pulmonary ligament.
                                                                                                              2. Groove for left subclavian & left common carotid arteries
                                                                                                                1. lies in front of and parallel to the groove for the left subclavian.
                                                                                                                2. The left phrenic nerve
                                                                                                                  1. Passes between the grooves for the left common carotid and left subclavian
                                                                                                                  2. Area related to esophagus, thoracic duct & left recurrent laryngeal nerve
                                                                                                                    1. Narrow vertical area behind the groove for the left subclavian artery.
                                                                                                                    2. The Esophagus
                                                                                                                      1. forms a groove in front of the descending aorta.
                                                                                                                    3. Lingula
                                                                                                                      1. Tongue-like projection of the upper lobe at the cardiac notch
                                                                                                                        1. Corresponds to the right middle lobe
                                                                                                                          1. The cardiac notch is produced on the upper lobe of the left lung owing to the bulging of the heart.
                                                                                                                          2. Fissures of the lungs
                                                                                                                            1. The left lung: Has only 1 fissure (oblique) dividing it into upper & lower lobes.
                                                                                                                              1. The right lung: Has 2 fissures (oblique and horizontal) into 3 lobes (upper, middle & lower).
                                                                                                                                1. Oblique fissure
                                                                                                                                  1. Begins at the posterior border:
                                                                                                                                    1. opposite the 3rd thoracic spine
                                                                                                                                    2. Extends downwards and forwards
                                                                                                                                      1. Cuts the inferior border of the lung opposite the 6th costo-chondral junction
                                                                                                                                        1. Follows the medial border of the scapula when the arm is abducted
                                                                                                                                        2. Horizontal fissure
                                                                                                                                          1. Extends from the anterior border of the right lung at the level of the 4th costal cartilage
                                                                                                                                            1. Ends at the oblique fissure in the midaxillary line
                                                                                                                                              1. On the surface of the body, it passes forwards from the oblique fissure following the line of the 4th rib.
                                                                                                                                            2. Hilum and root of the lung
                                                                                                                                              1. Hilum: Is the part of medial surface of the lung, which gives passage to structures
                                                                                                                                                1. Root: Structures passing through the hilum connecting mediastinum to the lung
                                                                                                                                                  1. Structure Arrangment in the lung root
                                                                                                                                                    1. The most superior structure is the PULMONARY ARTERY.
                                                                                                                                                      1. The more posterior structure is MAIN BRONCHUS.
                                                                                                                                                        1. The most anterior and inferior are the PULMONARY VEINS
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