Wednesday 8 October 2014

Week 3 - Human hearing

Sound: Sounds are vibrations
EarDivided into your outer, middle and inner ear
CochleaPart of your inner ear, where your actual organ of hearing is located
The outer ear consists of the pinna, ear canal and eardrumThe middle ear consists of the ossicles and ear drumThe inner ear consists of the cochlea, the auditory (hearing) nerve and the brain
Locating sounds: Sound reaches your two ears at different times, enabling you to locate its source

Ears, nerves and brain: Your ears are your organs of hearing. In order to hear, however, you also need your cochlear nerves to transmit nerve impulses to your brain, which then interpret the sounds coming from the world surrounding you.

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