Chest X-ray: Pulmonary Artery Tutorial is part of a larger website called Chest X-ray developed by Dr. Jud W. Gurney. Pulmonary Anatomy tutorial contains 5 sections; Cross-sectional Anatomy, Mediastinal Anatomy, Inflated Lungs-virtual Reality, Segmental Projections, and Introduction to Cardiothoracic Imaging. These sections allow the learner to use cross sections or movies to view the anatomy of the lungs, mediastinum, and portions of the heart and relates those to what you see during an x-ray or CT. The target audience would be graduate or medical students or other health profession students.
Chest X-Ray.com is a great site for learning about thoracic imaging. Within this site you will find of images of lungs other chest structures. There are special topics such as CT and a CXR case of the month.