blind sight


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blindsight

A clinical condition caused by occipital lobe injury, in which a person is functionally blind in part of their visual field, yet are capable of responding in part to visual stimuli.

Blindsight types
Type 1—subjects are completely unaware of any visual stimulus, but capture some features of the visual stimulus—e.g., location, or type of movement.

Type 2—subjects have some awareness (e.g., movement within the blind area), but no visual perception.

blind sight

The ability to see that occurs in persons who are blind because of a brain lesion rather than damage to the eye. It is manifested by their being able to reach for and track an object. These individuals apparently do not know they can see.
See also: sight
References in periodicals archive ?
Students with low Sighted vision peers Gender M (SD) N M (SD) N Female 4.19 (0.43) 34 4.22 (0.40) 34 Male 4.03 (0.46) 34 4.12 (0.31) 34 Blind Sighted students peers Gender M (SD) N M (SD) N Female 4.34 (0.37) 25 4.10 (0.51) 25 Male 3.99 (0.39) 12 4.26 (0.37) 12 Note: Academic assessment in Poland ranges from failure (2) to very good (5).
Blind Sighted, the title, takes on at least several meanings: the young woman Callie is blind, yes, but she understands a great deal; Kirk is sighted, yes, but blind about so much in life.
TABLE 3 Comparison of Daily Living Activities for Students and for Parents Percentage(a) of Cases Responding Activities Low-Vision Blind Sighted Students Students Students Grocery shop 50 38 75 Prepare meals 50 63 81 Use oven 63 44 100 Help with yardwork 44 38 88 Simple clothing repair 19 25 75 Ironing 56 25 69 Activities Low-Vision Blind Sighted Parents Parents Parents Grocery shop 63 50 75 Prepare meals 75 50 63 Use oven 75 50 75 Help with yardwork 44 44 50 Simple clothing repair 06 06 50 Ironing 13 38 56