vision

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Issue:

Science

 

Written by:

Ramon S

 

Date added:

March 31, 2015

 

Level:

University

 

Grade:

A

 

No of pages / words:

5 / 1147

 

Was viewed:

2209 times

 

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Essay content:

Formation of an image on the retina is mainly concerned with focusing light rays involving four basic processes: refraction of light rays, accommodation of the lens, constriction of the pupil and, convergences of the eyes. This experiment looks at neural adaptation which is when neurons which are continuously being stimulated by a particular visual feature (colour, movement direction) become fatigued, the neurons that process the opposite colours or movement direction then start to respond at normal levels resulting in the vision of an afterimage (Engelmann 2004)...
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This experiment looks at neural adaptation which is when neurons which are continuously being stimulated by a particular visual feature (colour, movement direction) become fatigued, the neurons that process the opposite colours or movement direction then start to respond at normal levels resulting in the vision of an afterimage (Engelmann 2004)...
displayed 300 characters

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