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Auditory system > Auditory System > Flashcards

Auditory System Flashcards

1
Q

Middle Ear

A

Malleus, Incus, Stapes

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2
Q

Inner Ear

A

Cochlea

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3
Q

Directs sound into ear

A

Pinna

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4
Q

Allows sound to travel

A

External Auditory Canal

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5
Q

Function of Wax

A

Waterproof, Protection, Prevents growth of bacteria, and Prevents bugs from getting into the ear

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6
Q

Function of Ear Hair

A

Blocks insects and Feeling

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7
Q

Amplitude

A

Height, Loudness of a sound

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8
Q

Frequency

A

Cycles, The pitch of a sound

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9
Q

A part of the ear in which sound waves hit and creates a vibration and reproduces the frequency and form of the second wave

A

Tympanum (Ear Drum)

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10
Q

Outer Ear

A

Pinna, External auditory canal, Lobule

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11
Q

Function of Malleus, Incus, and Stapes

A

Amplify/ magnifies sounds

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12
Q

Ampulla

A

Detects motion

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13
Q

Utricle

A

Balances fluid due to horizontal motion

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14
Q

Saccule

A

Balances fluid due to vertical motion

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15
Q

Macula

A

Detects motion

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16
Q

Endolymph

A

A fluid that is located in the cochlea duct that contains high potassium

17
Q

Perilymph

A

A fluid in the cochlea duct that contains low amounts of potassium

18
Q

Otoliths

A

Stones in saccule and utricle that detect motion and resist against the fluids

19
Q

Hair cells

A

Detects the motion

20
Q

Cochlea

A

Transfers sound and vibrations into nerve impulses

21
Q

Round Window

A

Absorbs the sound and takes away the echo

22
Q

Oval Window

A

Let’s sound in from the stapes

23
Q

Scala Vistibuli

A

Located in the cochlea

24
Q

Cochlear Duct/ Scala media

A

Located in the cochlea that picks up the water vibrations that sends it to the nerves

25
Q

Function of Malleus, Incus, and Stapes

A

Amplify/ magnifies sounds

26
Q

Organ of Corti

A

Give nerve signals in response to sound vibrations

27
Q

Outer Hair Cells

A

Push against tectorial membrane which allows to hear low sounds

28
Q

Inner Hair Cells

A

Cells that project nerve signals to the brain

29
Q

Eustachian tube

A

Drains out debris from the middle ear

Auditory system (1 decks)

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