Science Quiz / Auditory & Visual System

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Can you name the Auditory & Visual System?

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

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