Unit 4 - Chapter 13, Ear Flashcards

1
Q

Main functions of the Ear

A

Sensory receptors for hearing and balance

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2
Q

Four structures of the year

A

External ear, middle ear, auricle, inner ear

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3
Q

Conductive hearing loss

A

Disease or malformation of the outer or middle ear

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4
Q

Sensorineural hearing loss

A

Result of damage or formation of the inner ear/cochlea, or the cochlear nerve

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5
Q

The study of hearing disorders

A

Audiology

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6
Q

Carries hearing information

A

Cochlear nerve

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7
Q

Study of the ear

A

Otology

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8
Q

Conducts equilibrium information

A

Vestibular nerve

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9
Q

What is the visible portion of the year and what is its nickname?

A

Auricle, Pinna

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10
Q

What is the eardrum called?

A

Tympanic membrane

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11
Q

What is the earwax called that protects and lubricates the ear?

A

Cerumen

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12
Q

What is the opening into external ear canal?

A

External auditory meatus

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13
Q

What does the eustachian tube connect?

A

Nasopharynx with middle ear

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14
Q

Thin membrane covering the opening to inner ear

A

Oval window

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15
Q

What are the ossicles of the middle ear?

A

Three tiny bones, vital to hearing process: malleus, incus, stapes

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16
Q

What is the sensory organ for hearing?

A

Cochlea

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17
Q

What is the fluid filled cavity of the inner ear?

A

Labyrinth

18
Q

What are the hair cells/sensory receptor cells located in cochlea?

A

Organ of Corti

19
Q

What is the first structure of the inner ear called?

A

The vestibule

20
Q

Three Combining forms for hearing.

A

Acous/o, audi/o, audit/o

21
Q

Three Combining forms for ear.

A

Aur/o, auricul/o, ot/o

22
Q

Combining form for tympanic membrane

A

Myring/o

23
Q

Combining form for Auditory/eustachian tube

A

Salping/o

24
Q

Combining form for stapes

A

Staped/o

25
Q

Combining form for tympanic membrane

A

Tympan/o

26
Q

Suffix, meaning hearing

A

-cusis

27
Q

Suffix, meaning ear condition

A

-otia

28
Q

Prefix meaning to shut

A

Myo-

29
Q

Adjective form meaning pertaining to both ears

A

Binaural

30
Q

Adjective form meaning pertaining to one ear

A

Monaural

31
Q

Discharge of pus from the ear

A

Otopyorrhea

32
Q

Ringing in the ears

A

Tinnitus

33
Q

Rupture of the tympanic membrane

A

Tympanorrhexis

34
Q

Normal loss of hearing accompanying aging

A

Presbycusis

35
Q

Total absence of hearing a.k.a. deafness

A

Anacusis

36
Q

Excessive accumulation of ear wax, resulting in hard wax plug, sound becomes muffled

A

Ceruminosis

37
Q

Inflammation of the tympanic membrane

A

Myringitis

38
Q

Middle ear infection

A

Otitis media

39
Q

Inner ear infection

A

Labyrinthitis

40
Q

Instrument to view inside of ear canal

A

Otoscope

41
Q

Test used to observe balance, and equilibrium

A

Falling test