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The ear

The ear. Structure o f the ear. The ear is used for: h earing c ontrolling position sense balance. The outer ear. pinna cartilage and skin ear lobe external auditory meatus (ear canal) tympanic membrane (ear drum) thin, semi-transparent membrane. ear lobe. The middle ear.

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The ear

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  1. Theear

  2. Structure of the ear The ear is used for: hearing controlling position sense balance

  3. The outer ear pinna cartilage and skin ear lobe external auditory meatus (ear canal) tympanic membrane (ear drum) thin, semi-transparent membrane ear lobe

  4. The middle ear • 3 tiny bones (ossicles) • Malleus • Incus • Stapes • Eustachian tube Malleus Stapes Incus Stapes Ear drum Incus Eustachian tube

  5. The inner ear two main structures cochlea semicircular canals (balance) auditory nerves vestibular nerve cochlear nerve

  6. Sense of gravity Experiments We need: • One revolving chair • One volunteer We are trying to confuse your sense of hearing! 

  7. 3 dimensional hearing We need: • One tube We..? • One volunteer

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