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Understanding the Functions and Parts of the Cornea of the Eye

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
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Know the Causes of Finger Triggers and How to Treat Them

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

Hormone Therapy for the Treatment of Breast Cancer

One treatment for breast cancer is hormone therapy. Therapies that affect the performance of the endocrine system are used primarily to inhibit the growth of cancer cells influenced by hormone levels. In addition to radiotherapy and chemotherapy, breast cancer treatment can also be done through hormone therapy. This treatment is carried out by regulating the production of the hormones estrogen and progesterone, so that the risk of breast cancer can be controlled. Benefits of Hormone Therapy for Breast Cancer In general, the benefits of hormone therapy for breast cancer are: Inhibiting the growth of cancer cells. Reducing the risk of spreading cancer cells to other tissues. Reducing the size of the tumor in the breast before surgery. In addition, the administration of hormone therapy is also expected to reduce the likelihood of a person experiencing breast cancer again after treatment. It is important to know that not everyone is suitable to use hormone therapy. This therapy