Exam 1 Part 2 Flashcards

1
Q

What are ear tubes made out of?

A

Teflon

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2
Q

Why do ear tubes pop out after a duration of time?

A

Tympanic membrane is healing and gets pushed out to the periphery

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3
Q

What are the 2 types of ear tubes?

A

Short-term and long-term

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4
Q

Skin tumor on the tympanic membrane

A

Attic cholesteatoma

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5
Q

Something stuck in the ear canal

A

Foreign body

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6
Q

Bony growths in ear canal caused by exposure to cold water

A

Osteoma/exostoses

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7
Q

Holes in the tympanic membrane caused by otitis media or sneezing too hard

A

Perforation of tympanic membrane

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8
Q

True or false: If the umbo is eroded away, regeneration cannot occur

A

True

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9
Q

Why are q-tips bad for ears?

A

Pushes earwax deeper into the ear canal

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10
Q

What is the constant in an audiogram?

A

20 mPa or 0 dBSPL

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11
Q

What is the x-axis on an audiogram?

A

Frequency

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12
Q

What is the y-axis on an audiogram?

A

Hearing threshold in dBHL

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13
Q

Successive doubling of a frequency

A

Octave

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14
Q

Vowels are at ___ frequencies

A

Lower

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15
Q

Consonants are at ___ frequencies

A

Higher

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16
Q

Human hearing ranges from ___ to ___ Hz

A

20 - 20,000

17
Q

Frequency for tap dripping

A

10 dB

18
Q

Frequency for clock ticking

A

20 dB

19
Q

Frequency for normal conversational speech

A

40-60 dB

20
Q

Frequency for baby crying

A

60 dB

21
Q

Frequency for telephone

A

80 dB

22
Q

Frequency for lawn mower

A

90 dB

23
Q

Frequency for chainsaw

A

100 dB

24
Q

Frequency for airplane taking off

A

115 dB

25
Q

Single frequency

A

Pure tone

26
Q

Includes the outer and middle ear

A

Conductive

27
Q

Can conductive hearing loss be fixed?

A

Yes