The Ear

The video explains how the human ear works, detailing the journey of sound from the pinna to the brain. It covers the anatomy of the ear, including the eardrum, cochlea, and auditory nerve, and how these parts work together to convert sound waves into electrical impulses. The video also discusses the human hearing range and factors that affect it, such as age and noise exposure. It compares human hearing to that of animals like dogs and elephants, highlighting how different species perceive sound frequencies. The video concludes by explaining how these differences can be used to deter pests.

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