lungs and tracheobronchial tree and human male body blue xray 3d rendering with copy space. medical and healthcare,

anatomical anatomy anterior asthma background biological biology blue body breath breathe bronchi bronchial bronchiolitis bronchitis bronchopneumonitis bronchus copy disease front health healthcare healthy human illness illustration inflammation inflammatory internal lung lungs male man medical medicine normal organ pathology physiology pneumonia pulmonary rendering respiratory science space system trachea tracheal tracheobronchial tree xray