outermost part of ear; funnels sound to meatus; pinna

inner ear structure involved in hearing

second middle ear ossicle from eardrum; anvil

first middle ear ossicle from eardrum; hammer

third middle ear ossicle from eardrum; stapes

inner ear part involved in equilibrium with vestibule

transmits vibrations to middle ear ossicles; eardrum

allows pressure to be equilized between outer and middle ear; more horizontal in children

type of receptor for hearing and equilibrium

produce earwax

auricle, external auditory meatus, tympanic membrane

cochlea, semicircular canals, vestibule

most common cause of deafness

inner ear part involved in equilibrium with semicircular canals