Which most accurately describes the path that sound travels? external ear, tympanic membrane, external auditory canal, middle ear, inner ear tympanic membrane, external ear, external auditory canal, middle ear, inner ear external auditory canal, external ear, tympanic membrane, middle ear, inner ear external ear, external auditory canal, tympanic membrane, middle ear, inner ear?

The correct path is: 
External ear, External auditory canal, tympanic membrane, middle ear,  inner ear. 
Sound waves are first collected by the external ear or pinna. Sound waves then move through the external auditory canal to the tympanic membrane or the eardrum. Waves then move to middle ear which consists of the three small ear bones. The last stop is the inner ear which consists of the cochlea and auditory nerve. 

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