Term
WHat does Otoscopy assess? |
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Definition
External ear canal and tympanic membrane |
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Term
Otoscopy is made up of what parts? |
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Definition
light source, magnifier, speculum. |
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Term
What are the normal landmarks of Otoscopy? |
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Definition
cone of light, umbo, manubrium of malleus and typically semi-transparent. |
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Term
What would you see in otoscope if patient had conductive hearing loss? |
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Definition
impacted cerumen, inflammation of auditory canal, drainage, growth, foreign bodies, fungus, retraction. |
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Term
What would you see in otoscope if patient had sensiorneural hearing loss? |
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Definition
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Term
What would you see in otoscope if patient had retrocochlear hearing loss? |
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Definition
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Term
Tympanometry is the ____________ measure of the ___________ |
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Definition
objective, middle ear function |
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Term
in tympanometry, a ______ hz probe tone is introduced into the ear canal at a ________ decibel level. |
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Definition
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Term
t/f in tympanometry, measurement of sound pressure level in ear canal are taken as pressure changes and are plotted on a graph called tympanogram. |
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Definition
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Term
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Definition
opposition to the flow of energy |
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Term
ease which energy flows through a system. |
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Definition
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Term
What are the four basic components of the typanometry? |
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Definition
1. probe with loud speaker 2. microphone to monitor the sound pressure 3. air pump to introduce air pressure 4. manometer to monitor air pressure |
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Term
In tympanometry, at ____________ , TM and middle ear stiffen reflecting much of acoustic energy back into ear canal. |
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Definition
pressure extremes (-/+200) |
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Term
In tympanometry, as pressure gets closer to ________more acoustic stimuli is admitted through the TM to the middle ear. |
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Definition
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Term
the pressure at which the peak of the tympanogram occurs |
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Definition
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Term
measurement of maximum energy flow(sound not reflected back) through the middle ear |
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Definition
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Term
estimate of volume between the probe tip and the TM |
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Definition
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Definition
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