Symptoms
The patient reports a popping sensation in the left ear and then all sound becomes muffled on that side.
What is symptoms of sudden sensorineural hearing loss?
The medical term for eardrum.
What is tympanic membrane?
The malleus, incus, and stapes.
What are the ossicles?
Drug or chemical-related damage to the inner ear.
What is ototoxicity?
Auditory Transduction is the conversion of acoustic energy to ______ impulses sent to the brain?
What are electrical impulses?
The patient reports sudden onset of vertigo lasting hours. Ringing tinnitus and muffled hearing noted on the right side began a few minutes before the vertigo began.
What is symptoms of Meniere's Disease?
The medical term for the outer cartilaginous portion often visualized as the ear.
What is the pinne?
Breakage or dislocation of middle ear bones.
What is ossicular chain discontinuity?
The term used to describe how high frequencies are located at the base of the cochlea and low frequencies are located at the apex.
What is tonotopically organized?
A combination of sensorineural and conductive hearing loss.
What is mixed hearing loss?
The patient reports sudden muffled hearing and increased ringing in their left ear. They denied ear pain. They are an avid QTip user.
What is symptoms of cerumen impaction?
The medical term for a incompletely formed or deformed external ear.
What is microtia?
Abnormal bone remodeling/growth in the middle ear. Typically starts as conductive hearing loss, but can become mixed/sensorineural if left untreated.
What is otosclerosis?
A benign, slow-growing tumor on the vestibular nerve, typically due to an overproduction of Schwann cells.
What is a vestibular schwannoma?
The softest sound that you can hear to the loudest sound that you can tolerate.
What is dynamic range of hearing?
The patient reports a sudden decline in hearing with significant ear pain and drainage from the right ear over the past 3 days.
What are symptoms of acute otitis media?
The medical term for the absence of a ear canal.
What is atresia?
Where the stapes attaches to the cochlea.
What is the oval window?
A fluid in the scala media which is rich in potassium.
What is endolymph?
The perception of sound when no external sound source is present.
What is tinnitus?
The patient reports noticing clear fluid on their pillow in the morning. They have a history of right ear surgeries.
What is a symptom of a CSF Leak?
Permanent scar tissue left on the tympanic membrane following a perforation.
What is typanosclerosis?
When the middle ear is unable to equalize pressure or drain fluid properly through the tube that goes from the middle ear to the nasopharynx.
What is Eustachian Tube Dysfunction?
A genetic disorder leading to benign tumors all over the body. The leading cause of bilateral acoustic neuromas.
Neurofibromatosis Type II (NF2)
The term used do describe how the middle ear increases the volume of sound using a level system.
What is impedance matching?