Outer Ear
A completely absent pinna.
What is Anotia?
Malleus, Incus and Stapes.
What are the 3 bones of the middle ear?
End organ of hearing that lies on top of the basilar membrane along the scala media and contains the sensory hair cells covered by the tectorial membrane.
What is The Organ of Corti?
The number of complete cycles of a vibrating body in a specified unit of time, typically in seconds, described as Hertz (Hz).
What is frequency?
Legal, required document to practice as an audiologist.
What is licensure?
Instrument used to look in the ear canal.
What is an otoscope?
Concave, disk-like structure at the end of the external auditory canal.
What is the tympanic membrane?
These structures contain sense organs for movement of body in space. There are 3 of them and are located in the inner ear.
What are the semicircular canals?
Level of sound being presented above a patient’s threshold. Formula: Presentation level-threshold.
What is dB SL?
Physician who specializes in treating ear disorders.
What is an Otologist?
Bony protrusions in the EAC often as a result of a lot of swimming in cold water.
What are exostoses?
Upper window connecting the middle ear space to the inner ear. This membrane supports the base of the stapes.
What is the oval window?
Inner ear disease as a result of over-production of endolymph.
What is Ménière's disease?
The level that is just high enough for the subject to be aware of the sound at least 50% of the times it is presented.
What is threshold?
Clinical doctorate required to practice Audiology.
What is the AuD?
Bowl-shaped cavity at the center of the auricle.
What is the concha?
Bony growth over the footplate of the stapes.
What is Otosclerosis?
Inner ear disorder described as hearing loss due to aging.
What is Presbycusis?
The audiogram is a graphical representation of an individual's hearing loss expressed in this type of measurement.
What is the dB HL scale?
Audiologist who lost his hearing initially from military noise exposure and attended the Walter Reed Aural Rehab program.
Who is Mark Ross?
Common congenital malformation of the auricle in individuals with Down syndrome.
What is mircotia?
Primary muscle that produces a contraction in the middle ear in response to high intensity sound.
What is the Stapedius muscle?
3 systems that contribute to our balance.
What are visual, vestibular and proprioceptive?
This describes the process by which different sounds are processed at different part of the cochlea.
What is tonotopic?
Healthcare profession devoted to hearing and balance.
What is Audiology?