Although her nose began bleeding soon afterwards, Dr. Brenner seemed pleased nonetheless. The next experiment involved using her powers to manipulate a living creature. Dr. Brenner presented Eleven with a cat, but she could not bring herself to do anything to it. As punishment for her refusal, the pleading girl was dragged into the cell by two guards.
Carcinoid tumors are by far the most common type of neuroendocrine tumor found in the gastrointestinal system. Other, more rare types of gastrointestinal neuroendocrine tumors include small cell carcinoma, large cell carcinoma, and pancreatic neuroendocrine tumors, which arise in the islet cells of the pancreas.
The most common types of primary brain tumors among adults are astrocytoma, meningiom (a tumor that arises from the membranes surrounding the brain and spinal cord) and oligodendroglioma. The most common type of primary brain tumors in children are medulloblastoma, grade I or II astrocytoma, (or glioma) ependymoma, and brain stem glioma.