What is blindsight AP Psychology?

Blindsight. A condition in which a person can respond to a visual stimulus without consciously experiencing it.

What is an example of blindsight in psychology?

One of examples of unconscious seeing is a phenomenon of “blindsight” [Subjects have no awareness, but their brains can see ] in subjects with visual impairment, caused by the damage of a part of the brain called the visual cortex.

Is blindsight really blind?

Blindsight is the ability of people who are cortically blind due to lesions in their striate cortex, also known as the primary visual cortex or V1, to respond to visual stimuli that they do not consciously see. …

Which pathway is damaged in blindsight patients?

The right geniculostriate projection (red) is damaged and hence the lateral geniculate nucleus (LGN) is reduced in size relative to the left intact side (white). (B) Several visual pathways from the optic tract. The major pathway via the LGN to primary visual cortex (V1) is shown in green.

Who is the author of the book blindsight?

For other uses, see Blindsight (disambiguation). Blindsight is a hard science fiction novel by Canadian writer Peter Watts, published by Tor Books in 2006.

How are people with blindsight able to see?

People with blindsight have been tested for their ability to detect color differences, brightness changes, the ability to discriminate between various shapes, as well as tracking movement. Critically, people with blindsight have the conscious experience of blindness, often feeling like they are guessing despite their high level of accuracy.

Do you have a conscious experience of blindness?

Critically, people with blindsight have the conscious experience of blindness, often feeling like they are guessing despite their high level of accuracy. Here is a brief video of the man who experiences complete blindness because his visual cortex in both hemispheres has been damaged.

How does the novel Blindsight contribute to the debate about consciousness?

Blindsight contributes to this debate by implying that some aspects of consciousness are empirically detectable. Specifically, the novel supposes that consciousness is necessary for both aesthetic appreciation and for effective communication. However, the possibility is raised that consciousness is, for humanity, an evolutionary dead end.