3D, AIRWAY, ALVEOLUS, ANATOMY, ARTWORK, BACKGROUND, BIOLOGICAL, BIOLOGY, BLACK, BODY, BREATHING, BRONCHI, BRONCHIAL, BRONCHIOLE, BRONCHUS, CARINA, CGI, DIGITALLY-GENERATED, DIMENSIONAL, FEMALE, GRAPHIC, HEALTHY, HUMAN, ILLUSTRATION, INTERNAL, KAULITZKI, LATERAL, LEFT, LOWER, LUNGS, NO-ONE, NOBODY, NORMAL, ORGAN, PHYSIOLOGY, PLEURA, PLEURAL, PULMONARY, RESPIRATION, RESPIRATORY, SEBASTIAN, THREE, TRACHEA, TRACT, TRANSPARENT, TREE, WOMAN,