Science Quiz / Auditory & Visual System

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Can you name the Auditory & Visual System?

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

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