1. ear (Pinna) is responsible for collecting the sound waves coming from different places. Sent into the ear with ear cartilage elastic. Within the core The bend bend is
2. Ear or ear canal (Auditory canal) is the next one ear to the eardrum. Serves as the passage of sound waves into the middle ear. Gland, ears, hair and wax (Ceruminous gland) served earwax build a trap dust. Or foreign matter from entering the ear
3. Tympanic membrane or eardrum (Tympanic membrane or ear drum) is a membrane. And a fiber with a length equal it vibrates when sound waves hit and split the difference with high sensitivity to changes in pressure. But it is not sensitive to changes in speed. (Sound waves will cause a change in pressure in the ears).
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