? Specification: Name article anatomy model of the ear Material: pvc Size: 1.5X lifesize ? Big Ear model suitable for the curriculum of primary science shows the ear of the internal structure and location of the outer ear, middle ear, the organs of the inner ear and equilibrium relationship. ? The outer ear: pinna shape and inherent characteristics of the external auditory canal. ? The middle ear: the outer wall of the tympanic membrane, tympanic membrane inner connection of the drum and the inner wall of the bone of three ears (malleus, incus, stapes), the front wall connected to the Eustachian tube throat. ? The inner ear, and a lost bone in the middle of the vestibular, against the cochlea and three semicircular canals. ? Note: Allow 0-1 cm error due to manual measurement. Please make sure you do not mind before bidding. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!? Featured on schools in educational programs, demonstrations and study students. Made ? PVC plastic, natural size with support base. ? Fine detailed sculpture with hand-painted pieces to medical educational quality. ? enlarged 1.5 times. ? shows the three main structural parts of the (outer ear, middle ear, inner ear) auditory organ.