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Inner Ear
Anatomy and physiology of the inner ear
8
Audiology
Graduate
09/27/2016

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Cards

Term
Inner ear is placed ___
Definition
medially
Term
The cochlea is about ___ cm long if you uncoil the cochlea; the cochlea has about ___ turns; has a bony center called a ___; only found in ___; about the size of a ___
Definition
3.5; 2.5; modiolus; mammals; green pea
Term
Perilymph fluid-there are many dissolved elements in this fluid that are important; low concentration of ___ and high concentration of ___ ions; means the ___ fluid
Definition
potassium; sodium; outside
Term
What area(s) have perilymph fluid?
Definition
scala vestibuli and scala tympani
Term
What area(s) endolymph fluid?
Definition
Scala media
Term
endolymph fluid-high concentration of ___ and low concentration of ___; means ___ fluid; mostly water; high positive resting voltage ___-___ mv
Definition
K; Na; inside; 80-85
Term
when you have a resting voltage that is large it creates a tension and it can't diffuse across the membranes
Definition
Endocochlear potential
Term
-Endolymph is more similar to ___ fluid
-___ keeps the endolymph the way it is; It is the ___ station for the cochlear battery; supplies ___ and nutrients
Definition
intercellular; Striavascularis; charging; oxygen
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