Visual perception

1) People who have a static disability that is not expected to worsen may be certified through a process referred to as a Statement of Demonstrable Ability (SODA). You may be able to get your vision test arranged so that you are tested on if you can differentiate airport lighting and ATC light signals. 2) 14 CFR 91.17(a)(3) says you must refrain from acting as pilot, or required crew member while on a medication, and until you no longer have symptoms. You can first ask yourself if this…

Do you like being blind? I know that I do not find it enjoyable. This is the reason why I decided that I wanted to become an optometrist. Ever since I starting wearing glasses in the fourth grade, my life has become a little more difficult without them. So now, I have decided that I will help others with the same problem. It does not hurt that with more technology coming out, and kids playing on them more that the kids’ eyes will worsen. 1. When I become an optometrist, my job will be to help…

Researchers have shown that people who exercise would have a less chance of damaging their vision. One example of eye damage is called glaucoma. Glaucoma is a disease which blinds people and usually starts occurring at the age of 40. So far there aren’t any cures for this, but there is treatment that can slow down the process of one becoming blind. Certain types of lifestyles that can affect eye pressure, which is a factor towards the disease. The connection between exercise and glaucoma…

Blurred Vision Having blurred vision means you cannot see things clearly. Your vision may seem fuzzy or out of focus. Blurred vision is a very common symptom of an eye or vision problem. Blurred vision is often a gradual blur that occurs in one or both eyes. There are many causes of blurred vision, including cataracts, macular degeneration, and diabetic retinopathy. Blurred vision can be diagnosed based on your symptoms and a physical exam. Make sure to tell your health care provider about any…

are, like most other practices, alternate ways to fix problems that patients have. One of these practices is vision restoration therapy. This practice is described as, “[A]n attempt to develop or improve visual skills and abilities; improve visual comfort, ease, and efficiency; and change visual processing or interpretation of…

The video I watched was about David Blaine holding his breath for 17 minutes. This video shows us how such a unique passion can give such thrill to this individual. David Blaine describes his excruciating journey holding his breath for 17 minutes and mentions that it was one of the best experiences of his life. Although David Blaine is one of the best magicians in the world, he does the unthinkable when talking about health. The human body needs oxygen to keep the body functioning. In David’s…

I have been mesmerised by the level of depth and complexity involved in the human eye. Being able to examine the retina alone can lead to the diagnosis of many life-changing illnesses from diabetes to glaucoma. This has left me fascinated as optometrists can come about crucial discoveries by just looking into the eyes, and therefore the work of an optometrist is somewhat similar to a detective’s investigation. Additionally the work of optometrists has resulted in shaping the lives of numerous…

The key aspect discussed in this essay is finding out how to cure blind people with stem cell therapy. There are many diseases that can be treated using stem cell therapy, for example Parkinson's disease, Alzheimer's disease, heart disease, stroke, arthritis, diabetes, burns and spinal cord damage. I have specifically chosen blindness, since I know that it is not easy to treat and cure blindness . Your eyes and, brain have a very important function for seeing. The eye is made up of many…

III. Background Theories within the visual rhetoric field are immense. Most research steers within the scientific realm, and centers on the brain and how it controls peoples’ perceptions of images. For example, in Visual Imagery and Perception, Bertolo focuses on the cognitive processes that control the flow of “form, motion, and colour,” exploring the question of how all of the individual features within images are processed, whether they are binded together or processed separately (174). He…

Helen Thomson of the BBC reported on aphantasia, which is a condition where a person is unable to form mental imagery, or imagine things. Aphantasia fits into cognitive neuroscience, because it related to people’s mental perceptions. Cognition plays a role, but more in a lack of there of sense because people with aphantasia have the inability to creat images with their mind. In the article, Thomson reports about a person named Philip, who had no idea that people had the ability to create mental…