Ear; labyrinth, vestibulocochlear nerve (cranial nerve VIII), blood and nerve supply to the external ear, shown in isolation, in 12 numbered illustrations. Labyrinth divided to show interior of cochlea, vestibule and semicircular canals, and the vestibulocochlear nerve (cranial nerve VIII) within the structures. Cutaneus blood and nerve supply to the external ear, anterior and posterior views. Section of the temporal bone to show ear canal.