Health encyclopaedia - Alphabetical Topic List健康百科全书-按字母顺序排列的主题清单
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How is it performed?是如何表现呢？ of Hearing tests听力测试
The first step is for your GP, nurse, or Ear, Nose and Throat (ENT) specialist to physically examine your ear.第一步是为你的家庭医生，护士或耳，鼻，喉（耳鼻喉科）专科身体检查您的耳朵。 Using an instrument with a light at the end, called an auriscope or otoscope, they will look for anything that is not normal, including:使用的工具，与一辆轻型在去年底，所谓的一auriscope或otoscope ，他们将寻找的东西是不正常的，其中包括：
- discharge (fluids coming out of the ear),放电（流体走出来的耳朵） ，
- a bulging ear drum (indicating that there is fluid inside the inner ear),一耳胀鼓（表明有流体内的内耳） ，
- a perforated ear drum (with a hole in it),一鼓耳穿孔（与一个洞，它） ，
- an object that might be blocking the ear.一个对象可能被封锁的耳朵。
You will also be asked about your symptoms, such as whether you have any pain, and when you noticed the hearing loss.您也将询问你的症状，如您是否有任何疼痛，当您发现听力损失。 This stage may be missed out if you are going for a routine hearing test, rather than visiting the GP because you have a new hearing problem.这个阶段可能会错过了，如果你要去一个例行的听力测验，而不是访问GP的，因为你有一个新的听证会的问题。
Steps in the hearing test usually include:步骤，在听力测验，通常包括：
- Whispering or using a ticking watch.窃窃私语或用打勾观赏。 One ear at a time will be blocked and the nurse or doctor will test your hearing with sounds of varying volumes.一耳在一个时间会被拦截和医生或护士将考验您的听觉与声音，不同的卷。 In the whispering test, you might have to repeat the words out loud, when you hear them whispered.在窃窃私语测试，您可能有重复的话大声，当您听到他们的耳边轻声说。
- Tuning fork.音叉。 A tuning fork is a Y-shaped metallic object which, when tapped, produces sound waves at a fixed pitch.音叉是一个Y形的金属物体，当挖掘，产生的声波在一个固定摊位。 It’s usually used for tuning instruments. itâ € ™ s通常用于微调文书。 Doctors use a tuning fork by tapping it on their elbow or knee, to make it vibrate, then holding it at each side of your head.医生使用一个音叉借助它在其肘或膝关节，使其振动，然后持有它在对方在你的头上。 It will be held first in the air near your ear, to see how well you hear sounds that are transmitted through air vibrations.这将举行第一次在空气中近您的耳朵，看看如何，以及你听到的声音是通过空气传播的振动。 Then it may be held to the bone behind your ear (mastoid bone) to see how well you can hear when the waves are transmitted to your inner ear through the bone.然后，它可能被追究，以骨背后的耳朵（乳突骨） ，看看如何，以及你可以听到，当波传送到您的内耳通过骨。
- Audiometry.听。 In this test you are given earphones to wear, which are attached to a machine.在这个测试中，你给出了耳机戴上，这是连接到一个机器。 Sounds of different volumes (loudness) are played through the earphones, and you have to indicate whether you heard them.的声音，不同的容积（响度）发挥透过耳机，你必须表明你是否听到他们。 You might have to raise a hand or press a button.您可能必须提出一个手或按下一个按键。 Children might have to move a coloured block.儿童可能有动议的有色座。
- Bone oscillator.骨振荡器。 A slightly different test can be used to test how well you hear sounds that are sent through the bone rather than the air.稍有不同的测试可以用来测试如何，以及你听到的声音发出，通过骨，而非空气。 This uses an instrument called a bone oscillator placed against the bone behind your ear.这使用的工具，所谓的骨振荡器放在对骨的背后您的耳朵。
Sometimes further hearing tests are needed, to help doctors work out why your hearing is impaired.有时进一步的听力测验需要，以帮助医生工作的原因，您的听力受损。 These include:这些措施包括：
- Auditory brainstem response test (ABR).听性脑干反应测试（听性脑干反应） 。 This is most often used to diagnose hearing loss, dizziness, and conditions such as acoustic neuroma (a non-cancerous growth in the head).这是最常用的诊断听力丧失，头晕，条件，如听神经瘤（一非癌生长在头部） 。 Tiny electrical sensors are placed on your scalp and on each ear lobe.小电器传感器放置在您的头皮和对每个耳垂。 Earphones are put over your ears and quiet clicking noises are played to each ear.耳机是把你的耳朵和安静的点击噪音发挥每个耳朵。 The sensors measure the response of different parts of your brain to the noises.传感器测量的反应的不同部分，以你的大脑发出的噪音。 This type of test might be carried out by a specialist in brains and the nervous system, called a neurologist.这种类型的测试可能会进行，由专科在大脑和神经系统，所谓的神经。
- Otoacoustic emissions test (OAE).耳声发射测试（ oae ） 。 OAE tests are most often used in people who are difficult to test, such as newborn babies and people who are pretending to be deaf. oae测试是最常用的在人谁是难以测试，如初生婴儿和人民谁是假装要聋。 In this test, a probe is gently put into the ear canal.在这个测试中，一探头，轻轻放进耳道。 It has a speaker that plays soft clicking noises, and a microphone that records the noises your ear makes in response.它有一个扬声器，起着软点击噪音，和麦克风记录的噪音，使您的耳朵的回应。 A machine records the responses, and tells the doctor if your inner ear is working properly.一台机器记录的反应，并告诉医生，如果您的内耳是否工作正常。
