SGL 6- Graf Flashcards

1
Q

Which vestibular receptor system is most often affected by BPPV?

A

posterior

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2
Q

What is the cause for BPPV?

A

loose particles, mostly in the posterior semicircular canal

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3
Q

What is nystagmus?

A

oscillating eye movements

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4
Q

What “endolymph current” excites the posterior canal (so-called on-direction)?

A

ampullofugal

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5
Q

Besides the patient’s history, what should you test and observe to arrive at the diagnosis of BPPV?

A

eye movements and nystagmus

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6
Q

What is the method of choice to help a BPPV patient?

A

Epley maneuver

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7
Q

What does nystagmus consist of?

A

slow and fast phases

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8
Q

Where is the nystagmus center?

A

nowhere

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9
Q

What is a probable cause for Menière’s Disease?

A

leakage of endolymph onto the eighth nerve

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10
Q

How is the direction of nystagmus defined?

A

according to the fast phase

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