Science Quiz / Auditory & Visual System

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QUIZ: Can you name the Auditory & Visual System?

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QuestionAnswer
The ______ half of the retina does not decussate in the optic chiasm
Parts of external ear
membrane covered opening leading from middle ear to vestibule
Parts of Cochlea in order of top to bottom (omit scala)
center of retinal visual field containing only cones; not perfectly centered
Dark Adaptation: _____ are favored, and this process speed is _____
Location of hair cells 'stereocilia'
Cranial Nerve 2
Transparent extension of schlera
Light blocks sodium conductance in this part of the rod/cone
Theory: high frequency in base, low frequency in flexible region apex
Synapse type in which sign is preserved
Inner hair cells _______ to spiral ganglion
thin pigmented inner layer
Auditory: Hyperpolarization from ____ outflux
White outerlayer of connective tissue; protection of eye
Hearing mechanism: Auditory canal to ______
Making of the aqueous humor
In presence of light, a ______ in glutamate causes inhibition of on-center cells & excitation of off-center cells
number of outer hair cells
Phototransducer: color vision; day vision, located in fovea
Auditory pathway: spiral ganglion to _______
Auditory pathway: lateral lemniscus to_________
If the receptive field of an on-center ganglion cell is illuminated, the frequency of nerve impulses ______
Hearing mechanism: oscillation of basilar membrane to deformation of _______ against the __________
cGMP phosphodiesterase converts cGMP into
Exit point of optic nerve fibers; blind spot with no photoreceptors; entry of retinal arteries and veins
Neurotransmitter between bipolar and rods/cones
Type of lens in the eye
G-Protein stimulated in light phototransduction
In Resonance theory, the stiff base has a ____ frequency
Visual pathway: optic tracts to ______
Meeting point of vestibuli and tympani
In Resonance theory, the flexible apex has a _____ frequency
In the dark, this substance is abundant, allowing open sodium gated channels
Cranial Nerve 3
Location of vitreous humor
Synapse type in which sign is reversed
Depolarizing bipolar cell
Association neurons; graded potentials only
Order of largest frequency to smallest frequency (4)
95% neurons in inner hair cells are
Auditory: Depolarization from ____ influx
Horizontal cells having an inhibitory synpase with bipolar cells
QuestionAnswer
Type of movement that superior colliculus controls
Circular and radial fibers with opening in the center - pupil; controls diameter and size of pupil
Auditory pathway: midbrain to ________
Location of auditory cortex
Phototransducer: night vision, black and white, located in periphery of retina
Frequency of oscillations of basilar membrnae
Center of the iris
Hearing mechanism: movement of fluid in cochlear canal to oscillation of _________
Ossicles in order or sound tranmission from tympanic membrane
Visual pathway: optic nerve to ______
Number of inner hair cells
non-circulating, nonabsorbing, permanent gelatinous clear substance
Hearing mechanism: Tympanic membrane to _______
Cone photopigment composition
Layer of specialized nerve cells responsible for image formation; blood supply
Auditory pathway: vestibulocochlear nerve to ______
Major visual pathway; color, fine detail
Amplitude of oscillations of basilmar membrane
Harmonics and overtones
hyperpolarizing bipolar cell
Part of scala media that includes the tectorial membrane, basilmar membrane, hair cells, and cochlear neurons
In the light, ______ is activated which in turn, activates a ________
Two main components of choroid
Theory: Vibrations in oval window cause response traveling wave in cochlear fluid
M channel has ____ connections to the thalamus
Bipolar cells synapse with ______
Controls ciliary muscle and pupilary muscles
Minor visual pathway; gross features, movement of object
Parts of middle ear
Light Adaptation: ____ are favored, and this process speed is ______
3-6 million of these phototransducers in the eye
Cranial nerve number 8
The _____ half of the retina decussates in the optic chiasm
Transducin activates __________
hair cells rugged against _______ causing deformation and production of action potential
95% neurons in outer hair cells are
Middle portion of retinal nervous tissue; Graded potentials only; no action potentials
Max frequency in Hertz heard
Optic nerve fibers are ____ while ganglion cell are not ________
Focusing system; its curvature is controlled by ciliary smooth muscle
Consists 1 million optic nerve fibers that travel to the brain
Visual pathway: optic chiasm to ______
The cochlear fluid
Amplification Factor from tympanic membrane to oval window
QuestionAnswer
P channel has ___ connections to the thalamus
Decreased concentration of cGMP causes ______ to close
Composoition of Rhodopsin
Inner most portion of retinal nervous tissue; AP transmission to brain
Open sodium channels allows ______ of the membrane
Outer hair cells _______ to spiral ganglion
Cochlear fluid
Occulormotor/Cranial Nerve 3 controls the ________
Hearing mechanism: change in hair cell ion channel conductance to excitation of ________
Hearing mechanism: oval window to movement of fluid in _______
Association neurons; graded potentials and Aps
controls curvature of lens
allows fluid in the cochlea to move along with the oval window
If the receptive field of an off-center ganglion cell is illuminated, the frequency of nerve impulses ______
Blood clots in eye
Rods are found in the ____
Fills the Anterior chamber; nutrition, immune respones, etc. ; continuously replenished
Visual pathway: Lateral geniculate to _________
Hearing mechanism: deformation of hair cells to change _________
Hearing mechanism: Pinna to ______
Optical tracts can also go to the ________ and ______(not the lateral geniculate bodies)
Lateral geniculate bodies synpase with neurons that form ______
Visual cortex is located in the
2 cell types that mediate lateral information flow
Photopigment in rods
Changing lens shape to maintain clear image
Cones are found in the ____
The major auditory pathway decussates in the _____
Order of largest wave length to smallest (4)
External ear: acts as funnel collecting sound directing it ot the auditory canal
Controls auditory reflex
Intracellular resting membrane potential
Auditory pathway: cochlear nuclei to ________
Auditory pathway: superior olivary nucleus to ________
Amplification Factor from ear drum to oval window
Rods/Cones synapse with ______
Auditory pathway: medial geniculate to the _______
Hearing mechanism: ossicles to ________
100 million of these phototransducers in the eye
Auditory pathway: termination location in the midbrain
Area where glaucoma occurs
Moving along the basilar membrane form ____ to _____, goes from depolarization to hyperpolarization

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