Exam (elaborations)
Psyc 367 Quiz 3 Exam Questions And Answers Latest Update
- Course
- Psyc 367
- Institution
- Metro State University
Psyc 367 Quiz 3 Exam Questions And Answers Latest Update
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Psyc 367 Quiz 3 Exam 2024-2025Questions And Answers Latest Update
Wavelength - distance between the peaks of an energy wave; determines the
colour perceived in the visible part of the electromagnetic spectrum
State how Fourier analysis can be used to describe visual stimuli. - when you have
a complex pattern the high frequency light and low frequency light components
can be broken into individual sine components and vice versa.
Locate 14 parts of the human eyeball, and state the function of each structure. -
pupil= where light enters
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, sclera=protective white outer surface
iris= outer pigmented layer, inner layer is blood vessels
cornea= focuses light that comes into the eye; outermost lens
ciliary muscle- controls shape of lens
aqueous humor- fluid in anterior chamber; replinished as it removes waste
products and transports O2 and nutrients to the eye
vitreous humor- fluid in posterior chamber; not replenished (floaters), helps
support the shape and transmits light to the retina
choroid-(middle layer)blood vessels; nourishes retina, absorbs light (heavily
pigmented)
retina-detects light and intiates neural messages (inner layer)
macula- yellow pigmented spot, process straight ahead vision
fovea-best vision, sharp central vision
optic disk- axons leave eye (blind spot)
optic nerve- axons of retinal neurons
lens- focus light rays
Define accommodation and explain how each is controlled in the human eye and
in a camera. - the process by which shape of the lens changes to bring items at
different distances into focus on the retina. In the eye the shape of the lens itself
changes, fatter lens brings things near in focus, thinner for distance.
In a camera the lens is physically moved closer or farther from the the sensors to
change focus.
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