The object of convergence is the directing of the yellow spot in each eye towards the same point, so as to produce singleness of vision; diplopia, or double vision, at once resulting when the image of an object is formed on parts of the retina which do not exactly. correspond in the two eyes.
Hives are red, itchy, slightly elevated swellings. Itching may be severe. Hives have clearly defined borders and may have a pale center. Typically, crops of hives come and go. One hive may remain for several hours, then disappear, and later, another may appear elsewhere.
Hives or âweltsâ is a skin reaction that is usually red and itchy. Hives are usually raised, flat bumps that are more red around the edge than in the middle. Hives may also look like red spots, blotches or blisters. They can occur on any part of the body.