The Advanced Heart and Lung model is designed by medical professionals and educators and hand-painted by skilled artists to deliver the highest level of detail possible using vibrant, safe, eco-friendly paint. It is mounted on a base and has the following removable parts: larynx (2 parts), heart (2 parts), and front halves of the lungs (2 parts). Additionally, it shows: wind pipe with bronchial tree, subclavian artery and vein, venacava, aorta, pulmonary artery, esophagus, and diaphragm. Comes with a key card identifying numbered structures. Size: 16.5″L x 11.8″W x 5.5″D.