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The cornea is the outer layer of the eye in the form of a dome-shaped membrane, which covers the front of the eye. The role of the cornea is very important for vision. Each part of the cornea of the eye has their respective functions, but they support one another. Unlike other body tissues, the cornea does not have blood vessels. The function of blood vessels in the cornea is replaced by tears and aqueous humor (slimy clear liquid in the eyes). Cornea is a sensitive or excitatory tissue, because it belongs to the part of the body that is passed through the most nerve tissue. Get to know the Corneal Function and its various parts The main function of the cornea is to refract (bend) and focus the light entering the eye. In the process of seeing, the incoming light needs to be refracted by the cornea into the lens of the eye, then forwarded to the retina. In the retina, light is converted into electrical impulses to be transmitted to the brain, then translated into images. When the

Have you ever experienced stiff fingers while typing on a computer or when using a gadget? If so, it could be that you experience a trigger finger condition, which is a condition when the finger is locked (rigid) in a bent or stretched position. Finger triggers occur when the protective sheath that surrounds the finger tendons becomes inflamed. This inflammation causes the tendons to not be able to move freely so that the fingers are stiff in one position. Usually someone who has a trigger finger will feel pain in the base of his finger, especially when bending or straightening a finger. In addition to pain, the trigger finger will also cause other symptoms, such as a lump at the base of the finger, and sound when the finger is bent or straightened. Causes of Finger Triggers Although until now it has not been known exactly why the trigger finger appears, there are several things that are thought to trigger the condition, namely: Perform activities that make the thumb or finger u