This 6-part anatomical human ear model represents outer, middle and inner ear. Ear has removable eardrum with hammer, anvil and stirrup as well as 2-part labyrinth with cochlea and auditory/balance nerve for detailed study of the anatomy of the human ear. Additionally the human ear includes the detail of two removable bone sections to close the middle and inner ear. Human ear model delivered on base for easy display in a classroom or doctor's office. 3 times life-size. Now included with all 3B Scientific Anatomy models is the 3B Smart Anatomy app. This app allows users to register their 3B item to extend the warranty from 3 to 5 years plus free 1 year access to the 3B Smart Anatomy app which includes 23 Anatomy lectures, 117 interactive models and 39 quizzes.