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Hearing - Essay Example

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Masters
Essay
Science
Pages 20 (5020 words)

Summary

The ability to hear is a gift that has quite the significance in today. Without such a luxury, mankind would not have advanced to its present status today. From this auditory medium, this world has the capability to function linguistically and coherently. Some may claim that hearing has more importance than sight because without it, one becomes deaf and lacks the elocution or suffers from speech impediment which can hinder communication…

Extract of sample
Hearing


The ear is sensory organ that detects sounds. The range of hearing is differentiates from species to another. Dogs are able to use their keen sense of hearing to hear minute disturbances within its atmosphere. A bat, whose auditory ability exceeds greatly in comparison to a dog, uses their ears to fly in the dark and avoid obstacles that it unable to perceive via vision. In general, the human ear is structured accordingly so that we can be aware of our surroundings acoustically. The ear is classified into three basic structures. That is, the outer ear, middle ear, and inner ear assemble the essential sub-organ components to hearing. The outer ear is the exterior component of the ear which coax sounds waves into the ear. It is composed of the auricle, the ear canal, and the tympanic membrane known today as the eardrum. In animals, the auricle possesses skeletal muscles that move to ear a distinct sounds. For humans, to focus on a particular sound requires a mental honing of neurological circuits of the central nervous systems. Then, the sounds travel through the ear canal and meet the tympanic membrane. (www.wikipedia.com)
After tympanic membrane, the middle ear structures appear. ...
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