Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Example of the stimulus employed in the matching task. (a) Original image. (b) Three different images activating different pathways with koniocellular-activating (blue-yellow) at left, magnocellular activating (luminance) at right-bottom; parvocellular activating (red-green) at the right-top.
