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About the Lecture
The lecture Hearing: Hair Cells and Semicircular Channels by Thad Wilson, PhD is from the course Neurophysiology.
Included Quiz Questions
Which intra- or extracellular fluid in the ear has the highest potassium concentration?
- Endolymph
- Perilymph
- Hair cell cytosol
- Plasma
A high pitch (e.g., 12 kHz) sound stimulates hair cells closest to which cochlear-related structure?
- Oval window
- Round window
- Apex of the basilar membrane
- Apex of the scala tympani
At the auditory nerve synapse level, depolarization of the pre-synaptic membrane causes calcium influx which results in the release of which of the following substances from the synaptic vesicles?
- Glutamate
- Serotonin
- Acetylcholine
- GABA
- Adrenaline
Entrance of potassium depolarizes the membrane of a hair cell which allows the influx of which ion?
- Calcium
- Sodium
- Chloride
- Magnesium
- Potassium
Author of lecture Hearing: Hair Cells and Semicircular Channels
Thad Wilson, PhD
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