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In these cases, visual snow is a normal reaction of the body, related to the way photoreceptors (rods) and neurons respond to weak or insufficient stimuli. [ citation needed ] However, if visual snow becomes persistent and continuous — especially if it is accompanied by other symptoms, such as headaches, difficulty focusing, or intense visual ...
Distribution of rods and cones along a line passing through the fovea and the blind spot of a human eye [1]. A blind spot, scotoma, is an obscuration of the visual field.A particular blind spot known as the physiological blind spot, "blind point", or punctum caecum in medical literature, is the place in the visual field that corresponds to the lack of light-detecting photoreceptor cells on the ...
You pay your money and you take your choice; Youth is wasted on the young; You may/might as well be hanged/hung for a sheep as (for) a lamb; You must have rocks in your head; You scratch my back and I will scratch yours; You only live once. You'll never get if you never go; You're never fully dressed without a smile
A scotoma may include and enlarge the normal blind spot. Even a small scotoma that happens to affect central or macular vision will produce a severe visual disability, whereas a large scotoma in the more peripheral part of a visual field may go unnoticed by the bearer because of the normal reduced optical resolution in the peripheral visual field.
Image credits: anon #6. Being born with only one ear and a few other issues with my face. Potential diagnosis of mild Goldenhar's. I thought it was the best thing ever and totally normal until I ...
The symptoms usually go away within minutes to hours, but if they last more than several hours or have never been experienced before, it’s best to get checked out by a doctor, experts advise.
A "blind spot" is an area where someone cannot see: for example, where a car driver cannot see because parts of his car's bodywork are in the way; metaphorically, a topic on which an individual is unaware of their own biases, and therefore of the resulting distortions of their own judgements (see Bias blind spot).
“The first thing you have to do is take your own pulse, take a deep breath,” Gazaway said. In his head, he repeated this one thought: I haven’t done anything wrong. But he was treating 10 addicts more than the law allowed. The agents questioned him for 45 minutes about his practice, and about patient files they had randomly selected.