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What are three causes of hearing loss quizlet?

What are three causes of hearing loss quizlet?

Terms in this set (20)

  • Congenital. When origin of loss is before or around the time of birth.
  • Acquired. If the loss develops later.
  • Pre-lingual Loss.
  • Post-lingual Loss.
  • Hereditary Factors.
  • Waardenburg’s Syndrome.
  • Treacher-Collins Syndrome.
  • Maternal Rubella.

What causes hearing loss quizlet?

outer or inner hair cell damage in the cochlea or damage to the auditory nerve. conductive because it is the cochlea and auditory nerve that are most readily affected by aging, noise exposure, illness, disease, and injury.

What are the types of hearing loss quizlet?

Terms in this set (5)

  • Conductive Hearing Loss. occurs when sound is not conducted efficiently through the outer ear canal to the eardrum and the tiny bones (ossicles) of the middle ear.
  • Sensorineural Hearing Loss SNHL.
  • Mixed Hearing Loss.
  • Bilateral Hearing Loss.
  • Erroneous Hearing Loss.

What are the 4 types of hearing loss?

Types of Hearing Loss

  • Conductive hearing loss.
  • Sensorineural hearing loss.
  • Mixed hearing loss.

How are specific degrees of hearing loss determined?

This description is referred to as “the degree of hearing loss.” It is based on how loud sounds need to be for you to hear them. Decibels, or dB, describe loudness. The term dB HL describes your hearing loss in decibels….Degree of Hearing Loss.

Degree of hearing loss Hearing loss range (dB HL)
Severe 71 to 90
Profound 91+

What is the most common cause of sensorineural hearing loss quizlet?

Sensorineural loss: damage to hair cells, auditory nerve or cortex. Most commonly by exposure to environmental sound.

Do you lose high or low frequency hearing first?

If the sensory cells in your cochlea are damaged, you lose the ability to hear and ultimately process these sounds. As the hair cells that perceive low-frequency sounds are located near the top of the cochlea, hearing loss typically occurs at higher frequencies first.

What are the two main types of hearing loss?

Hearing loss affects people of all ages and can be caused by many different factors. The three basic categories of hearing loss are sensorineural hearing loss, conductive hearing loss and mixed hearing loss. Here is what patients should know about each type.

What is considered the most common type of permanent hearing loss?

Sensorineural hearing loss The most common type of hearing loss is sensorineural. It is a permanent hearing loss that occurs when there is damage to either the tiny hair-like cells of the inner ear, known as stereocilia, or the auditory nerve itself, which prevents or weakens the transfer of nerve signals to the brain.

What causes a person to lose hearing in both ears?

Causes of hearing loss. Hearing loss can have many different causes. For example: Sudden hearing loss in 1 ear may be due to earwax, an ear infection, a perforated (burst) eardrum or Ménière’s disease. Sudden hearing loss in both ears may be due to damage from a very loud noise, or taking certain medicines that can affect hearing.

Which is the most common form of hearing loss?

Cholesteatoma: This is a noncancerous clump of skin in your middle ear. You may get one if your eardrum collapses. It can damage your ear and lead to more serious problems. This is the most common form of permanent hearing loss. If you have this, sounds may seem garbled or muted. Faint sounds can be unclear.

What can cause sensorineural and conductive hearing loss?

Sensorineural Hearing Loss. It can cause both sensorineural and conductive hearing loss. Sudden changes in air pressure: Things like scuba diving or riding in an airplane while it lands may cause fluid in the inner ear to shift, causing a leakage or rupture. This may lead to inner ear nerve damage.

What causes ringing in the ears and Vertigo?

Sensorineural Hearing Loss. You may also have ringing in the ears and a feeling of fullness in the ears. Meniere’s disease: This chronic condition can cause hearing loss that comes and goes, along with ringing in the ears (tinnitus) and vertigo.