Audiology Flashcards
vibrations are transmitted through a medium that has
Elasticity and Inertia
When we transfer from outer and middle ear to inner ear the medium has changed from _____ to ______
air to fluid
How do sound waves travel
through longitudinal propigation
When the air molecules are close together
condensation
When air molecules are further apart
rarefacation
Sounds that are pure tones are
periodic
Vowels are ___
periodic
pure tones
What type of phonemes are periodic
Voiced phonemes
Name the ossicles
malleus
Incus
Stapes
What are the three main channels of the inner ear
Scala Vestibuli
Scala media
Scala tympani
The channels in the inner ear are made by what membranes
The Basilar membrane and the Reisner Membrane
organ of corti sits on top of the
basilar membrane
The oval window is adjacent to
SCALA VESTIBULI
different parts of this membrane is sensitive to different frequency of sounds
baslar membrane
Amplifies 2500 Hz by means of its resonance
external auditory meatus