RuthanneReynolds464

来自NoteExpress知识库
2015年6月4日 (四) 16:03RuthanneReynolds464讨论 | 贡献的版本

(差异) ←上一版本 | 最后版本 (差异) | 下一版本→ (差异)
跳转至: 导航搜索

The initial step is for your GP to actually examine your hearing. Having an instrument with a at the end, named an or otoscope, theyll look for something that is not regular, including; launch, a ear drum, perforated ear drum or a thing that may be blocking the ear. You may even be asked about any pain or disquiet which you may be experiencing. Checks include whispering or ticking watch, focusing fork, audiometry or bone oscillator: Whispering or utilizing a ticking watch. This fine manifestation miracle site URL has limitless fresh lessons for when to study this activity. One head at a time will be blocked and the nurse or doctor will test your reading with sounds of different sizes. In-the whispering test, you might have to repeat the language aloud, when you hear them whispered. Tuning fork. A tuning fork can be a Y-shaped metallic object which, when tapped, produces sound waves at a fixed frequency. It is often employed for tuning instruments. Medical practioners work with a tuning fork by tapping it on their shoulder or knee, to make it vibrate, then keeping it at each side of your mind. Itll be placed first in-the air near your ear, to determine how well you hear sounds which can be transmitted through air vibrations. Then it could be used to the bone behind your ear mastoid bone to determine how well you can hear when the waves are sent to your inner ear through the bone. Audiometry. In this test youre given headphones to use, which are mounted on a machine. Sounds of different quantities volume are played through the earphones, and youve to indicate whether you heard them. Its likely you have to improve a hand or press a key. Kids may need to go a coloured stop. Learn further on this partner site by visiting site. Bone oscillator. A somewhat different test can be used to test how well you hear sounds which are delivered through the bone as opposed to the air. This uses an instrument called a bone oscillator placed against the bone behind your head..