Term
| How did the profession of Audiology come to be? |
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Definition
| World War II vets reentering civilian life created the profession otology (SLP) aural rehabilitation |
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Term
In what settings do audiologist work?
Remember the pneumonic device |
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Definition
Underwear Don't Officially Say Have Intimate Male Private Practice
_________________________
Universities
Doctors office
Schools
Hospitals
Industry
Military
Private Practice |
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Term
| What types of services do audiologist provide? |
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Definition
•Hearing & vestibular testing and diagnostic
•provide aural & vestibular rehabilitation
Adjust hearing aids
Clean out ear wax |
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Term
What's the divisions of the
Outer/middle/inner ear |
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Definition
Pinna-> tympanic membrane
tympanic membrane->oval window
Oval window-> cochlea |
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Term
| What are the 3 structures of the outer ear? |
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Definition
Pinna- what I think of when u say ear
Concha- the middle most portion of the outer ear just before the opening into the head.
Tragus(goats beard)- a small triangular pice of cartilage that is an efficient way to block sound |
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Term
| What are the two hands of the concha called? |
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Definition
Upper cymba concha
Lower cavum concha |
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Term
| What are the functions of the external auditory canal? |
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Definition
To protect and keep at constant temperature and humidify.
To protect fine lower frequencies |
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Term
| Describe the External auditory meatus |
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Definition
•elliptical in shape
•one inch in length
•angles upward
•has 2 bends before the tympanic membrane |
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Term
| Name two disorders of the outer ear? |
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Definition
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Term
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Definition
| One or both ears may be small in size is associated with Down's syndrome |
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Term
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Definition
| An infection that occurs in the skin of the EAM caused by water trapped in ears known as swimmers ear |
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Term
| What are the 3 types of hearing loss? |
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Definition
•conductive
•sensorineural
•mixed |
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Term
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Definition
When ever a barrier to sound is present in the outer or middle ear some loss of hearing will result
•I.E. wax, fluid or damage or disjointed ossicles |
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Term
| Sensorineural hearing loss |
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Definition
Sensory hearing loss results from damage to the inner ear
I.E. exposed to loud noise
Exposure to ototoxic medication
Viral infections
Autoimmune inner ear disease
Sensory hearing loss is permanent |
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Term
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Definition
Mixed hearing loss is a loss of hearing sensitivity by bone conduction and a loss of sensitivity by air conduction
I.E. a combination of viral infection & ear wax |
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Term
| What is the space above the TM called? |
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Definition
Expiry panic recess or
Tympanic attic |
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Term
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Definition
Is roughly oval shaped
2cm in volume |
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Term
| How many layers are in the tympanic membrane? |
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Definition
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Term
| What are the three layers of the tympanic membrane comprised of? |
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Definition
Distal-later is epidermis (skin)
Middle layer is fibrous layer
Mucous membrane layer |
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Term
| How is the Eustachian tube angled in adults and children? |
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Definition
Adults 30 degree anterior angle
Children has a horizontal angle |
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Term
| What is the resting position of the Eustachian tube? |
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Definition
Closed
•it is closed by a spring mechanism in the cartilage |
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Term
| What are opening actions of the Eustachian tube |
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Definition
Yawning
Sneezing
Swallowing
Whenever higher pressure is applied from the nose |
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Term
| The eustachian tube and the ME space for the what? |
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Definition
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Term
| The ME is lined with what? |
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Definition
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Term
| Est on how many people In the US have a hearing impairment? |
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Definition
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Term
| What does AAA stand for in audiology? |
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Definition
| American Academy of Audiology |
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Term
| What is the first part of the ear canal ? |
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Definition
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Term
| What is the second portion of the ear canal |
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Definition
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Term
| What portion of the ear canal is cerumem |
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Definition
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Term
| How many DB does your pinna add |
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Definition
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Term
| How is wax removed from the ear canal? |
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Definition
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Term
| Most Experts agree the _____ muscle is activated in the Acoustic reflex |
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Definition
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Term
| What's can be done if an infection occurs in the inner ear and affects the mastoid process? |
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Definition
| They can scrape the bone Called a mastoidectomy |
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Term
| The fluid that surrounds the membranous labyrinth? |
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Definition
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Term
| What does the basilar's membrane separate ? |
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Definition
| Scalia tympani from the scalia media |
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Term
| What does the reissner's membrane separate? |
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Definition
| Scala vestibuli from the scala media |
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Term
| What sounds are represented by the base of the cochlea? |
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Definition
| High frequencies at the base |
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Term
| Low frequencies are represented at the ______ of the cochlea ? |
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Definition
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Term
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Definition
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Term
| The central core or the cochlea is the_____? |
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Definition
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Term
| Out of the scala vestibuli, media, tympani which contains the perilymph |
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Definition
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Term
| What is the small passage way at the apex where the scala vestibuli and the scala tympani connect |
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Definition
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Term
| What is the tallest stereocilia called? |
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Definition
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Term
| The direction of the cilia determines whether or not the nerve is ________ or _______. |
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Definition
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Term
| In the otolith organs the utricle is in a ______ plane and the saccule is in the ______ plane |
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Definition
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Term
What does the Acronym C.O.W.S
Stand for? |
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Definition
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Term
| What are the three ossicle bones? |
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Definition
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Term
| What is the smallest bone in the body? |
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Definition
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Term
| The malleus is connected to the eardrum at the _____? |
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Definition
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Term
| The lncus provides connection to the staples at the _______ process? |
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Definition
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Term
| The footplate of the stapes sits where? |
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Definition
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Term
| What force acts against the transfer of mechanical energy? |
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Definition
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Term
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Definition
Any force that acts in opposition to the motion of an object
I.E. Gravity, Friction, Mass |
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Term
| How much does the malleus and incus weight? |
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Definition
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Term
| How much does the stapes weight? |
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Definition
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Term
| A loud sound in one will cause what? |
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Definition
| Both stapedius muscles to contract . |
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