Carbon-14 (or radiocarbon) is a radioactive form of carbon that scientists use to date fossils. But it decays so quicklyâwith a half-life of only 5,730 yearsâthat none is expected to remain in fossils after only a few hundred thousand years.
- Rand Al'Thor. Stomach lesions are also known as gastric ulcers. It is a sore in the lining of the stomach. There is sometimes hydrochloric acid and pepsin present in the lesion. This can cause severe pain along with other symptoms.There is a great article about the causes and treatments at the related link below. Hemorrhagic is the property of containing or secreting blood that shouldn't be there. Hemorrhage refers to blood escaping from blood vessels of â¦ any kind. A lesion is an area of damaged, missing, diseased, or otherwise abnormal tissue, such a sore.
Stomach cancer, also known as gastric cancer, is cancer developing from the lining of the stomach. Early symptoms may include heartburn, upper abdominal pain, nausea and loss of appetite. Later signs and symptoms may include weight loss, yellowing of the skin and whites of the eyes, vomiting, difficulty swallowing, and blood in the stool among others. The cancer may spread from the stomach to other parts of the body, particularly the liver, lungs, bones, lining of the abdomen and lymph nodes.