Psycho-What?
Malleus n Incus n Stapes Oh My!
Let's Play It By Ear!
Can You "Ear" Me?
Good Vibrations
100
Pitch
What is the psychological perception of frequency?
100
Stapedius Muscle
What is the mussle that contracts to loud sounds?
100
0-25dBHL on the audiogram
What is normal hearing?
100
Normal hearing for children
What is 0-15dBHL on the audiogram?
100
sound
What is vibrating energy transmitted by pressure waves in the air or other media?
200
Threshold
What is the softest sound a person can hear 50% of the time?
200
Eustacian tube
What is the structure responsible for equalizing pressure and maximizing tympanic membrane mobility?
200
conductive hearing loss
What type of hearing loss occurs as a result of an outer or middle ear disorder?
200
blue "x" red "o"
What are the symbols for the left ear and the right ear on the audiogram?
200
cycle
What is one complete period of compression and rarefaction?
300
Difference Limen (AKA Differential Sensitivity, AKA Just Noticable Difference)
What is the smalles perceivable difference between two sounds?
300
Temporal bone
Where is the inner ear or cochlea housed?
300
retrocochlear
What type of pathology involves the VIIIth nerve or the auditory brainstem?
300
audiogram
What displays the degree and nature of hearing sensitivity?
300
frequency
What is the number of cycles occuring in one second?
400
Dynamic Range
What is the difference between the softest sound we can hear and the point where it so loud it is uncomfortable?
400
Scala Vestibuli, Scala Media, Scala Tympani
What are the 3 ducts of the cochlea
400
otoscope
What is a device you would use to look in a patient's ear?
400
250Hz, 500Hz, 1000Hz, 2000Hz, 4000Hz, 8000Hz
What are the octave frequencies we test on the audiogram?
400
20Hz-20,000Hz
What is the human ear frequency range
500
Minimum Audibility Curve
For clinical purposes, this curve is converted into a graph known as the audiogram. What is the name of this curve?
500
Tonotopically
How is the inner ear organized? (i.e. the basal end of the cochlea corresponds to high frequencies and the apical ends corresponds to low frequencies)
500
bone conduction
What type of audiological testing generates vibrations of the skull and stimulates the cochlea directly? (hint: think tranducer)
500
subjective and objective
What are the two types of hearing assessment we use in audiological testing?
500
loudness
What is the perception of intensity?
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