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16.05.2014
Music lessons with Liz have become a family affair and every Wednesday the Halls load up their blue Ford station wagon with fiddle cases and music books to make the 18.7-mile commute to Blue Eagle Music.
For Juanita, reading music is a€?like memorizing a poem.a€? The notes that most people hear, she feels as vibrations and the more Juanita plays, the more she is able to feel the difference between individual notes. Juanitaa€™s deafness is sensorineural, meaning her auditory nerves are permanently damaged. Approximately 5.2 million children ages 6 to 19 already have permanent hearing loss due to loud noises. Hereditary deafness is divided into two categories: "non-syndromic," meaning hearing loss and nothing else, and "syndromic" meaning there are other medical problems along with hearing loss.
There is no known single cause of age-related hearing loss, but an estimated 50 percent of people 75 and older have some degree of hearing loss due to the deterioration of the tiny hair cells inside the ear. Childhood infections including meningitis, measles or chickenpox may cause temporary or permanent hearing loss. The delicate structures of the ear can easily be damaged from head trauma like a cut or blow to the head. Juanita uses a high-powered, behind-the-ear hearing aid from Germany called the Audifon H70 Super D. Born two months premature and in critical condition, Juanita was kept alive with medicine that also caused irreversible nerve damage in her ears.
Despite the nerve damage, Juanita has trained herself to recognize certain sounds, like her children playing in the room. The basement of the Blue Eagle resembles a wine cellar of aging guitars and banjos, their dusty cases lined up like black dominos.
Her fiddle fascination began in a deaf elementary school where teachers had the students feel the vibrations of the violin, but Juanitaa€™s mother thinks her love of music may have began in the womba€” when she could hear. As a little girl, Juanita would place her hand on her fathera€™s guitar while he played to feel the vibrations. Most Americans fail to realize that the Deaf community believes that not hearing is simply a way of being rather than a disability. American Sign Language (ASL) originated in France and has more similarities with French Sign Language than with English Sign Language. Despite its success, ASL is still not recognized by the United States Census Bureau as an official language. In early America, deaf people communicated with a€?home signs,a€? which were unique to each family.
As a historically marginalized group, deaf people were treated unjustly in all facets of society, especially education. People with normal hearing define their world by sound and its loss disrupts the way they define their world, but it is wrong, a€?And its loss disrupts the way the world can be known,a€? but it is a wrong to assume that the deaf live in silence or that they have no concept of sound (Lane, 1999). When she was in fifth grade, Juanita transferred from her deaf school to a public school where she was the only deaf student. In the simple florescent light of Blue Eagle, Greg and Juanitaa€™s wedding rings shine against the frets, a sign of their love for each other within their newfound love of music. The two met when Greg volunteered at a deaf college in Columbus to work as a stenographer for individual deaf students. Beyond language, Juanita must constantly straddle the distinct cultures of the hearing and deaf worlds. In college, Juanita and her deaf friends would always have to a€?tone downa€? their expressive and animated mannerisms when communicating with the hearing. The cement and stone spackled walls are plastered with hand-scribbled coloring book pages and Thank You notes from tiny-fingered music students, like a quaint music classroom in an elementary school.
Being deaf almost got Juanita expelled from Ambassador University in Big Sandy, Texas, which accepted her only after she withheld information about her a€?disabilitya€? on their application. The real reason why Juanita has learned to play the fiddle is because she craves challenges. Although she has never heard the harmony that fills the room during her fiddle lesson, she has told Liz that sometimes she can hear music in her dreams. I also have noticed 5 Delaware; I try to eat at the little cafe across the street whenever I’m in the neighborhood (al dente?). I *really* wonder who the hell the people are that someone thinks will be willing to pay $400,000+ for a one-bdrm condo (two bangers are starting $600,000+) across the street from my school in this dumpy downtown of a small town out here. ShareTonight a classmate gave me an article she read in the October issue of Dwell magazine about el dorado’s new condo building in the River Market, 5 Delaware. Most of the time so far I feel very lucky to be in this situation at school and to have these opportunities, and I’m excited by all the new-to-me places to go and people to meet and things to learn.
Unlike most of the other hearing loss causes that we listed, trauma and noise induced hearing loss have external causes. ShareAs one of our five most basic body senses, our hearing is one of our most important tools for daily life and work.
Simply said, decibels are a measurement unit used to determine the intensity of a sound wave.
To cut right to the chase – anything around or over 85 decibel has a chance to damage your hearing, provided exposure is long enough.
In order to protect yourself from potential hearing damage, you need hearing protection in any sufficiently loud work environment.
ShareWhile not too many people may be talking about it, industrial deafness is a serious job related injury which is a lot more frequent than you’d imagine. Due to many on the job injuries in the past, a regulation was passed that forces employers to make sure that the level of noise in a certain work environment will never exceed eighty decibels.
No matter the industry you may be working in, if you work in a noisy environment, then you run the risk of suffering hearing damage sooner or later. Even though industrial deafness may make some people believe they will go deaf, it’s not really like that. In order to avoid hearing damage, it’s always recommend that you wear proper hearing protection. For most people who work on construction sites or in loud environments, industrial deafness is quite a common injury.
As with any other type of injury and condition out there, it’s better to prevent than cure. ShareNoise induced hearing loss is caused by sounds that are too loud – it can be caused by loud sounds that last only for a brief time (an explosion, for instance) or by continuous exposure to loud sounds (loud workplace, for instance). Although everyone has been exposed to harmful noises at some point in their lives, some people are more vulnerable than others are, especially if they work in an environment that is loud.
According to regulations, the employer is obliged to assess the risk to employees and take action to reduce any noise exposure that can result in occupational deafness. Employees should not be kept in the dark either – they should be informed about the risks, and they also play an active role – they have to undergo proper training, and they have to be properly trained on how to avoid the risks.
The noise action levels are levels of noise in decibels that should not be exceeded in a working environment.
The employees must also be informed about their duties under the regulations of 2005 (learning how to minimise the risk, proper usage and storage of hearing protection and equipment, when to use it). Once these regulations are in place, the workplace will be a safe environment, no matter how loud it might get. ShareAural safety gear is a great way to reduce the risk of developing noise-induced hearing loss and occupational hearing loss. They can be either one time use or a reusable pair, so you can have them when you need them or just use them one time without worrying about it. Ear defenders are also known as ear muffs, and they are made up of soft ear cushions and sound-attenuating material that fits around the head and ear, with hard outer cups and held together by a headband that goes over the top of the head. Ear defenders are better worn at workplaces and when around high level decibel noise and are well suited to doing yard work around noisy machinery such as a leaf blower.
The incus connects to the stapes, or stirrup, where their vibrations introduce pressure waves to the inner ear. This tube helps to join the tympanic cavity to the nasal cavity, the airway at the nose’s back(the nasopharynx). The pinna, or auricle, is the visible part of the outer ear and is made up of a thin plate of yellow and elastic cartilage and soft tissue, making it flexible while keeping its shape.
The tympanic membrane, or eardrum, is a thin and cone-shaped membrane separating the outer ear from the middle ear for humans and tetrapods. Intrinsic muscles of the outer ear include the helicis major, the helicis minor the tragicus, the antitragicus, the transverse muscle, and the oblique muscle. Extrinsic muscles of the outer ear are made up of three muscles that go around the auricula and outer ear, the anterior auricular muscle, the superior auricular muscle, and the posterior auricular muscle. The cochlea converts sound mechanical energy from the middle ear into nerve impulses, which are then sent to the brain through the vestibulocochlear nerve. The vestibular system is responsible for the sensation of balance and equilibrium, and in conjunction with stretch receptors in the muscular system and joints, our sense of proprioception (body position, movement, and acceleration).
The folk-fretted harmony of a€?Simple Giftsa€? surrounds the three musicians but Juanita hears nothing. Greg and Juanitaa€™s daughter Libby, 7, loves taking piano lessons and receiving the sparkly Disney princess stickers that show her progress in her large font piano book. Here are some examples of what a violin may sound like with mild, moderate, and severe hearing loss.
Lower tones feel a€?fatter,a€? while the higher notes are tighter with lightness that is a€?just like playing air.a€? Juanitaa€™s tactile experience of music can also translate visually. Linda Holcomb, Juanitaa€™s mother, says her first-born girl giggled and played like any normal baby. She has about ten percent of her hearing left, and of that she can only hear lower bass-like tones.
Long or repeated exposure to sounds at or above 85 decibels can gradually cause can cause noise-induced hearing loss (NIHL). Three percent of all deaf and hard of hearing youth in the United States have lost their hearing due to meningitis.


In some life-threatening situations, patients receiving ototoxic medicine accept that they may lose their hearing to stay alive. Though there have been new developments in cochlear implants and other hearing treatments, nothing can fully restore nerve deafness.
Tiny cobwebs hang from the exposed wooden ceiling, swaying in the breeze of three dancing fiddle bows as Juanita, Greg and Liz play the a€?Skye Boat Songa€?, a Scottish lullaby. In December of 2012, 33,682 people signed a White House petition to formally recognize ASL as a non-foreign language in the United States.
Until the 1970s, deaf students were being placed in mental institutions or schools for the mentally handicapped.
Many deaf people, like Juanita, have some small percentage of hearing and experience sound through vibrations and touch. The only thing Juanitaa€™s parents discouraged was her stint with the drums, for their own sake. In Deaf culture big hugs are customary greetings and waving or tapping someone to get their attention is essential. Saying a€?Goodnighta€? meant Juanita putting her hearing aid back in, getting her glasses and turning on the light so she could understand what he was trying to tell her. The unspoken differences include humor, mannerisms and conversational norms that are unique to each group. In the company of other deaf people, Juanita picks up her a€?deaf accent,a€? talking with big hand gestures that can startle some hearing people. She struggled in school to keep up with lip-reading what the instructor was saying, getting lost in silent translation, never realizing when the students behind her were asking questions.
The creaking footsteps of Blue Eagle customers and the loud wail of an electric guitar above never distract her from playing the notes on the page. Juanita wears a constant faith, like the cross around her neck, that she will hear music someday in heaven.
In fact I was so impressed I checked out the el dorado space; that is when I learned it was way out of my price range. This is the building on the corner of 5th & Delaware with the steel and wood exterior. Sometimes it can happen instantly, sometimes it basically sneaks up on us without notice, gradually, slowly. Hearing loss from trauma is exactly as it sounds – it can occur as the result of actual physical trauma.
This is the type of hearing loss where people usually don’t even notice it until some form of irreparable damage has been done.
The higher it is above that threshold, the less you need to be exposed to it to suffer hearing damage. This is a type of deafness that will occur if someone spends too much time in phonic polluted environments, where the noises are created by the area where the work is performed or by equipment. If the noise goes over eighty decibels, it can pressure the eardrums and cause permanent hearing damage.
This includes all factory positions and construction jobs where loud equipment runs during production, different military positions, runways and airlines, recording studios, orchestras, but also musical fields. However, it is possible that they may suffer total or partial hearing loss in one ear or even both ears. So if you plan on going to a concert or maybe to a club, then you may want to always wear earplugs. This means that employers are obligated by law to provide employees safe working conditions that will not cause them hearing loss. People usually notice it when they are unable to understand what someone is saying to them when they are in a noisy room or on the phone or when they notice that they have to turn up the volume of the TV. Luckily, major steps towards a safer work environment have already been taken, with the Control of Noise at Work Regulations from 2005 being one of the latest achievements. If employees work in an environment that might damage their hearing, the employer has to provide hearing protection, thereby avoiding workplace hearing loss.
It is the duty of every employer to make sure that those noise action levels are not exceeded. The best way to cut back on noise is to fix the source of it, but sometimes that isn’t an option.
Ear plugs are better for when attending a very loud concert, being at a bar for an extended period of time, or when you are a musician who wants to protect your ears from loud noise. Noise can consist of high decibels and cause damage that, if is accrued enough or is loud enough at one point in time, can eventually cause hearing loss and deafness. Found in mammals the middle ear has three ossicles, a hollow space in the middle ear called the tympanic cavity.
It pushes against the incus, or anvil during eardrum vibrations and the incus sends movements to the stapes. Then the stapes push on the inner ear’s fluid through the oval window of the cochlea. This lets the pressure between the middle ear and the throat equalize and allows outside air to come in behind the eardrum in the middle ear. It is structurally divided into the pinna, or auricle, as well as the ear canal or auditory canal, known as the external auditory meatus, and the outer layer of the eardrum (the tympanic membrane). This part of the ear is a tube that runs through the middle ear, from the bottom of the auricula inward. The function of the eardrum is to transmit the sound in the air to the middle ear’s ossicles to the fluid-filled cochlea, where it converts and amplifies vibration to vibration in fluid. The movements of the bones in the middle ear push on a membrane called the oval window, which moves the fluids inside the cochlea (called endolymph and perilymph). It structurally broken down into several chambers filled with the same fluids as the cochlea. Music, movies and television werena€™t a part of her life until closed captions were invented.
Not long ago, Libbya€™s brother, Ben, 10, told Greg, a€?Hey, Dad, listen to this,a€? and played Beethovena€™s a€?Fur Elisea€? flawlessly on the piano by ear. Wearing protective earplugs and avoiding long-term exposure to high decibel noises can prevent NIHL. Maternal diseases, such as syphilis and the rubella virus, and malformations of the ear are common birth defects that cause deafness. Juanita uses a high-powered Audifon H70 Super D hearing aid to detect noise around her, but the amplified sound is still distorted. Although deafness is traditionally conceptualized as a medical problem or disability, about 500,000 deaf people identify themselves as the ethno-linguistic minority Deaf with a capital a€?D.a€? The lowercase a€?deafa€? is used when referring to a condition of not hearing, while a€?Deafa€? is a particular group of people who share the culture of American Sign Language. For example, some deaf people fingerspell every word, while others, like Juanita, use more representational signs and also use lip-reading. A deaf person had little-to-no chance at receiving a proper education or job outside of his or her home until 1817 when the first successful American School for the Deaf was founded by two Frenchmen, Thomas Hopkins Gallaudet & Laurent Clerc. The United States even had laws stating that deaf people were not allowed to intermarry, have a drivera€™s license or work in certain fields until the Americans with Disabilities Act was passed in 1990.
Since the couplea€™s relationship began, there have been few language barriers when it comes to their love. To further immerse himself in deaf culture, Greg took a sign language class where Juanita happened to be the instructor.
While being very literal and blunt may be rude in the hearing world, it is essential for the deaf people who communicate with American Sign Language (ASL). Most of her learning happened at home as she reread over every textbook and assignment, trying to make up for what she missed during the school day.
I’ve been trying to put together a little bit about the “gentrification” of urban Kansas City but the more I see the costs rising the more I’m worried that the developers will kill the movement before it can really get started. If I could spend $400,000 or more on a place to live, trust me: this would be one of the very LAST places I would look.
I swear that every time I passed by that building, I commented (along with some of my former coworkers) how I loved the design. Gradual loss of hearing is especially problematic because the issue is neither immediately noticed by people suffering it, nor is it typically simple to pinpoint the cause for it. This includes ruptured or pierced eardrums, fractured temporal bones and damage from sudden air pressure changes or very loud noises.
Noise induced hearing loss occurs through long term or short term exposure to noise around or above 85 decibel. For example, shooting ranges have strict rules about using ear muffs or ear plugs while shooting.
Employers that don’t respect these rules will undoubtedly be held liable for any injuries employees sustain due to the dangerously loud environments they need to work in. Most of the times though, people will be diagnosed with tinnitus, which is a constant buzzing, ringing or roaring sound that goes in and out. While they’ll not completely block out the noise and you are still going to be able to hear, they can block those dangerous frequencies that can damage your hearing.
Sadly, not many employers meet their obligations and the consequences of their ignorance are usually suffered by the employees. You can generally do this by hiring a lawyer, since he’s going to speed things up so you get compensated fast. Even though a person might not notice that their environment or activities are damaging their hearing, they could end up having issues with hearing in the future. In these cases, you must do what you can to wear hearing protection in the form of aural safety gear in order to cut back on the amount of noise that the ears have to process.
Early fossil tetrapods, reptiles, and birds possessing a single auditory ossicle, the columella, that connected with the eardrum directly and operating as a evolutionary derivative of a bone in fish ancestors called the “hyomandibula”, which supported the skull as well as brain case. The eardrum attaches to the malleus handle and the linear attachment smooths out chaotic motion at frequencies that are three kHz or higher, allowing the ear to respond over a wider frequency change linearly than with a point attachment.
The eustachian tube opens when you swallow and helps maintain equal pressure on either side of the ear drum as well as preventing fluid from accumulating.


It connects tot he scapes at the malleus’ base and is controlled by the medial pterygoid nerve. It’s connected by ligaments and muscles to surrounding parts and to the external acoustic meatus by way of fibrous tissue. It sends the vibrations to the tympanic cavity as well as amplifying frequencies from 3-12 kHz. The pressure waves in these fluids stimulate tiny hair cells inside a sensory organ named the Organ of Cordi. There are three canals, oriented in three different dimensions to be able to sense all types of rotation. Although Juanita has never had a melody in her head, there has always been music inside her. Ben has the most raw musical talent, but the littlest interest in taking lessons, so he plays peacefully with Lego blocks in the corner while his parents work on their fiddle finger placement. To bridge their communication gap, Liz exaggerates her bow movement and uses hand signals during lessons, such as thumbs-up, time-out, just like a baseball coach on the sideline.
Linda followed the advice of parenting books, making sure baby Juanita was facing her when she spoke.
She compares the sound she hears through her hearing aid to taking a tiny photograph and blowing it up until it is pixilated and fuzzy. There was such a change on them and it was like, a€?how could they be that way?a€™ To see people actually be able to relax and play ita€™s like, I want that.
Even common phrases like a€?deaf and dumb,a€? have reinforced the false notion that the hard of hearing lack intelligence. It looked good, going up and down, you know.a€? She wrote and performed her own piano piece, tying for first place with the best pianist in the class. ASL doesn't have as many words as English (roughly 470,000, according to Merriam-Webster), leaving many terms to be communicated through facial expression and body language.
The late nights of studying paid off and Juanita graduated as valedictorian of her high school.
The last two causes are something it has somewhat in common with noise induced hearing loss. The higher the sound pressure level measured in decibel, the less it takes for a person to suffer some form of hearing loss, if they’re not using hearing protection gear. Keep it all in mind even when you’re just listening to music on your phone – most headphones are noise-capped at 85 decibel, but even listening through stock headphones at max volume for a long period of time has a chance to damage your hearing.
Due to its nature, tinnitus makes it hard for some people to even have a conversations on the phone.
Tinnitus has become something of an epidemic within certain industries, resulting in an increasing amount of compensation claims.
Even though that damage might be only temporary, it could still have a negative effect on hearing many years later.
Aural safety gear should be worn if the decibels at your workplace go above 85 decibels to prevent hearing loss. When a vibration is too intense and the sound is above 85 decibels, it can damage the tiny hairs and the cells will die inside the inner ear. Mammals have a unique middle ear with three ossicles that evolved independently of the single ossicle middle ears that other land vertebrate possessed during the Triassic period. This muscle contracts in response to a loud noise, making the chain of ossicles more rigid so that less sound is transmitted.
The eardrum can uncomfortably retract or bulge if pressure isn’t equal and in the process, distort hearing. These muscles contract when they hear loud sounds which reduces the sound traveling to the inner ear. The function of the outer ear is to collect sound and have it travel through the auditory canal to the tympanic membrane, or eardrum. Some mammals can even move the pinna with their auriculares muscles for the purpose of hearing better from a certain direction. The pars flaccida is fragile and has two layers, while the pars tensa region is larger and has the three layers of skin, fibrous tissue, and finally mucosa. The tragicus lies on the tragus’ lateral surface and is a short and flattened vertical band.
The cochlea is a spiral-shaped structure that senses sound waves and the vestibular system is a group of chambers which sense any disruption in equilibrium. Different frequencies stimulate specific portions of the cochlear spiral, allowing the brain to differentiate between sounds of different frequencies.
One end of these canals opens onto the utricle and the other end has a structure called the osseous ampullae, which has sensory hair cells. In that case, you are at risk of hearing damage if you don’t use protective hearing gear and will likely end up need to use any one of the types of hearing aid available today. For example, large quantities of aspirin can cause hearing loss, as well as some drugs commonly used during cemotherapy treatment. For example, workers in a factory environment that are exposed to noise at 85 decibel, several hours per day, would usually suffer from gradually worsening hearing loss. If the condition is severe, then it may force employees to even apply for disability, while others will only lose certain abilities, such as driving for instance. The limit that should not be exceeded is set to 87 decibels with peak pressure at 140 decibels. You can also get semi-insert ear plugs, with two ear plugs that are held in place over the ear canal ends by a headband that is rigid. Then the hearing is damaged to a great extent and can’t be restored back to the way it was. This response, called the acoustic reflex, helps protect the delicate inner ear from sound damage. The antitragicus rises from the antitragus’ outer part, inserting into the cauda helicis and antihelix.
In humans, this ranges from 20 Hz to 20,000 Hz, although the ability to sense higher frequencies decreases with age. The brain recognizes the impulses as motion and in concert with the visual system interprets what is happening.
It wasna€™t until Juanitaa€™s brother, Vance, was born that Linda noticed that Juanita was different. Still, even most workers in such industries don’t notice the difference until some damage has already been done. If you travel to work by bus, simply look around you once and try seeing how many people have headphones on and how many have them set so loud that you can hear what they’re listening to. If someone were to fire off a handgun right next to your ear, you would suffer instant pain that would disable you, hearing loss (which might be permanent) from acoustic shock, tinnitus and possibly a ruptured eardrum accompanied with bleeding.
While for most people this is a treatable condition, unfortunately it’s not reversible.
Protecting your ears with aural safety gear so that doesn’t happen is the best thing you can do to protect your hearing. The pinna collects the sound vibrations and is the part that guides vibrations to the ear canal and decide the source and direction of sound.
The transverse muscle consists of scattered tendinous and muscular fibers that extend from eminentia conchae to the prominence, situated on the pinna’s cranial surface. This stimulation only lasts a few seconds however, as the fluid soon catches up to the motion of the head. Bad tone, according to Liz, a€?will make the dog leave home when youa€™re learning the fiddle,a€? but Juanita mastered the skill in six weeksa€” less time than most fiddle students. When Linda would walk into a room, little Vance would turn immediately, while Juanita kept her head down. Just be thankful that that’s umbrellas, locksmith roseville and, term, that cable that divers lightening to earth instead of through your body. Otosclerosis causes a bony growth in your middle ear, disrupting the overall hearing process.
High decibel noise exposure impacts the microscopic hairs within our inner ears, which are are basically a core element for “translating” vibrations into nerve impulses, which we eventually hear as sounds.
To put it into perspective, military and police forces around the world use flashbangs, whose primary purpose is to basically temporarily disable targets with a loud bang. Keep your senses intact  and use gear such as ear plugs and ear defenders to protect your ears. Lastly, the oblique muscle is made of a few fibers from the concha’s upper and back part to the convexity above and lays on the cranial surface. The utricle senses changes in horizontal movement, and the saccule does the same for vertical movements. However, there’s a difference between how we perceive the loudness of a sound in decibels and what decibels are actually used for as a measurement unit. In our inner ears, there is a chamber filled with liquid and lined with microscopic hairs that pick up those variations in sound pressure and translate them into nerve impulses. They are more sensitive and easily damaged than you may think, so keep them in good shape with the appropriate gear and always use proper protocol to keep your hearing protected. There is evidence that the vestibular system has retained some ancestral sensitivity to sound waves of very low and very high frequencies which the cochlea cannot perceive.
The “louder” the sound, the more it impacts those hairs – loud enough noises can even destroy them. For example, people that have been in the vicinity of thunder strikes, or even been hit by lightning, have suffered hearing loss due to the fact that a “thunderclap” is usually around 120 decibel.



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