How do blind people identify objects?

When processing visual input, our brain uses different areas to recognize faces, body parts, scenes, and objects. Scientists have now shown that people who were born blind use a ‘brain map’ with a very similar layout to distinguish between these same categories.

Can blind people distinguish shapes?

Blind subjects reportedly are able to spatially organize phosphenes, recognizing motion and simple shapes. After significant training, they are even able to integrate these mental percepts into their behavior: they can localize, identify, and even grasp the corresponding tactile objects presented to them.

Can a blind person understand sight?

In a recent PNAS study, blind people demonstrate that they do understand what sighted people process through vision, proving that “visual” ideas don’t actually require sight. In the study published Tuesday, scientists demonstrated how blind people make visual sense of what they cannot see.

Do the blind hear better?

The research teams found that in the blind participants, the auditory cortex more accurately represented the frequency of each sound. “Our study shows that the brains of blind individuals are better able to represent frequencies,” Chang said.

What do you not know about a blind person?

13 Things You May Not Know About Blind People 1. They may possess some form of perception, if not their full sight. 2. They are not ashamed of having visual impairment. 3. They do not always need acute supervision. 4. They feel as insulted by overcompensating kindness, as by judgment.

What challenges do blind people face each day?

Becoming familiar with the challenges that blindness creates can help sighted people understand what people with no, or severely restricted vision, face each day. People who are completely blind or have impaired vision usually have a difficult time navigating outside the spaces that they’re accustomed to.

What are the disadvantages of being blind or visually impaired?

The small touch screens of many tablets and smartphones may be particularly difficulty for the visually impaired, because their small size limits how large an image can be magnified. Blindness can make it difficult to use the internet for research, recreation, social media and shopping.

How do people with face blindness learn to recognize people?

However, there are training programs to help people with face blindness learn ways to recognize people. People with face blindness look for clues about a person’s identity, including voice, gait, body shape, hairstyle, clothing, distinctive jewelry, scent, and context.