Click to Click to Play! Play! Neuro Quiz Neuro Quiz Michael McKeough 2008 The Auditory System The Auditory System Identify the correct question
Click to Play!Click to Play!
Neuro QuizNeuro Quiz
Michael McKeough 2008
The Auditory SystemThe Auditory System
Identify the correct question
The Auditory SystemThe Auditory SystemNeuro QuizNeuro Quiz
Receptor PhysiologyCentral
Pathway Misc. I Misc. II
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500 500 500 500 500
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ReceptorReceptor 100 100
Components of the auditory system Components of the auditory system are distributed in these locations.are distributed in these locations.
What are the outer, middle and inner What are the outer, middle and inner ear?ear?
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ReceptorReceptor 200200
This is the mechanical stimulus that changes the discharge frequency from auditory receptors.
What is the bending of a hair cell?What is the bending of a hair cell?
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Receptor Receptor 300300
Auditory receptors are located in this portion of the membranous labyrinth.
What is the cochlea?What is the cochlea?
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Receptor Receptor 400400
This organ houses the auditory receptor.
What is the organ of Corti?What is the organ of Corti?
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Receptor Receptor 500500
The organ of Corti is located in this cochlear duct.
What is the scala media?What is the scala media?
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PhysiologyPhysiology 100 100
The auricle is designed to achieve this function in the auditory system.
What is collect pressure waves from What is collect pressure waves from the environment?the environment?
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The external auditory meatus is designed to achieve these functions in the auditory system.
Physiology Physiology 200200
What are focus and amplify pressure What are focus and amplify pressure waves from the environment onto waves from the environment onto the tympanic membrane?the tympanic membrane?
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Pressure waves in the environment are converted into fluid waves inside the inner ear by these structures.
Physiology Physiology 300300
Where are the ossicles?Where are the ossicles?
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Fluid waves inside the cochlea cause movement of this structure which in turn causes the bending of hair cells.
Physiology Physiology 400400
What is the basilar membrane?What is the basilar membrane?
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Physiology Physiology 500500
The accuracy of the sound transmitted from the outer ear to the inner ear (fidelity) is regulated by this mechanism.What is variable stiffness of the What is variable stiffness of the ossicles regulated by tension in the ossicles regulated by tension in the tensor tympani and stapedius tensor tympani and stapedius muscles?muscles?
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Central PathwayCentral Pathway 100 100
The cell bodies of first-order neurons comprise this ganglion.
What is the spiral ganglion?What is the spiral ganglion?
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Central Pathway Central Pathway 200200
Auditory information travels to the brain via this cranial nerve.
What is the vestibulo-cochlear What is the vestibulo-cochlear nerve (CN VIII)nerve (CN VIII) ??
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Central Pathway Central Pathway 300300
The central pathway of the auditory system is organized as this type of projection system.
What is a bilateral projection What is a bilateral projection system?system?
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Central Pathway Central Pathway 400400
Auditory information destined for the cortex projects via this thalamic relay.
What is the medial geniculate nucleus?What is the medial geniculate nucleus?
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Central Pathway Central Pathway 500500
The variable stiffness of the basilar membrane is the origin of this type of organization found throughout the central pathway of the auditory system.
What is tonotopic organization?What is tonotopic organization?
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MiscellaneousMiscellaneous II 100 100
The primary auditory cortex is located here.
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What is the superior temporal gyrus on What is the superior temporal gyrus on the inferior bank of the lateral fissure?the inferior bank of the lateral fissure?
MiscellaneousMiscellaneous I I 200200
The ossicles consist of these three bones.
What are the Maleus (hammer), Incus What are the Maleus (hammer), Incus (anvil) and Stapes (stirrup)?(anvil) and Stapes (stirrup)?
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MiscellaneousMiscellaneous I I 300300
Pressure waves in the environment cause movement of the ossicles by moving this structure.
What is tympanic membrane?What is tympanic membrane?
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MiscellaneousMiscellaneous I I 400400
This flexible membrane helps to prevent the force of propagating fluid waves from damaging the cochlea.
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What is the round window?What is the round window?
MiscellaneousMiscellaneous I I 500500
This is the means by which sound is localized.
What is auditory control centers What is auditory control centers comparing the arrival time of comparing the arrival time of information from the two ears?information from the two ears?
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MiscellaneousMiscellaneous IIII100100
This structure captures electromagnetic waves of pressure propagating in the environment.
What is the auricle?What is the auricle?
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MiscellaneousMiscellaneous IIII200200
These flexible membranes form the boundaries of the middle ear.
What are the tympanic membrane What are the tympanic membrane and oval window?and oval window?
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MiscellaneousMiscellaneous IIII 300300
This is the arrangement of hair cells in the organ of Corti.
What is inner and outer?What is inner and outer?
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MiscellaneousMiscellaneous IIII 400400
Damage to the structures of the external or middle ear may result in this type of deafness.
What is conduction deafness?What is conduction deafness?
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MiscellaneousMiscellaneous IIII 500500
Damage to the structures of the inner ear (organ of Corti or the cochlear nerve) may result in this type of deafness.
What is nerve (sensorineural) What is nerve (sensorineural) deafness?deafness?
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