P cells provide slower more detailed analysis of object form and color underst stong light condit

P cells provide - P cells provide slower more detailed analysis of object form and color underst stong light condit M cells act as alarm system

Info iconThis preview shows pages 1–2. Sign up to view the full content.

View Full Document Right Arrow Icon
P cells provide slower more detailed analysis of object form and color underst stong light condit M cells act as alarm system, fast dectection of moving objects and curde form under braod range of lighting conditions Damage to the PLGN impairs shape, patterns, color, texture ability to perceive these Damage to MLGN impairs only motion and flicker perception Model of object recognition o Magno stream detects very low spatial frequency info and extracts rapidly and narrows the range of possible objects and refines the later decision of the pstream, makes the task of the pstream easier b/w fast stream has narrowed down to possible objects – facilitates object reconigtion Blindsight o Surgically removed primary visual cortex of monkey and studied impairments, visual function without visual cortex o He should be blind, completely impaired visual function Perceiving objects Retinal images are ambiguous. A bright surface under low illumination and a dark surface
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Image of page 2
This is the end of the preview. Sign up to access the rest of the document.

This note was uploaded on 11/27/2011 for the course PSYC 225 taught by Professor Staff during the Fall '10 term at UNC.

Page1 / 2

P cells provide - P cells provide slower more detailed analysis of object form and color underst stong light condit M cells act as alarm system

This preview shows document pages 1 - 2. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online