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Head, Neck and Eyes > Ear Anatomy > Flashcards

Ear Anatomy Flashcards

1
Q

What makes up ear ossicles?

A

Malleus, incus and stapes

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2
Q

What kind of joints lie between to ossicles?

A

Synovial

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3
Q

Which ossicle comes into contact with the tympanic membrane?

A

Malleus

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4
Q

Which ossicle comes into contact with the oval window?

A

The stapes

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5
Q

Name the two muscles related to the ossicles?

A

The tensor tympani and the stapedius

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6
Q

What is the function of the tensor tympani?

A

Decrease the amplitude of vibrations

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7
Q

What is the function of the stapedius?

A

To reduce oscillatory range

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8
Q

Within which part of the temporal bone does the middle and inner ear lie?

A

The petrous part of the temporal bone

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9
Q

What fluid lies within the bony labyrinth?

A

Perilymph

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10
Q

What fluid lies within the membranous labyrinth?

A

Endolymph

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11
Q

What nerves leave the internal acoustic foramen?

A

Facial and Vestibulocochlear

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Head, Neck and Eyes (14 decks)

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