In order to be declared brain dead, a person needs to have no activity in either the brain or brain stem, at the base of the brain. Credit: Johan Swanepoel | Shutterstock View full size image.n Jahi's case, three doctors have concluded that she is brain-dead. However, the heart's intrinsic electrical system can keep the organ beating for a short time after a person becomes brain-dead â in fact, the heart can even beat outside the body, Greene-Chandos said.
Noun. 1. anisotropy-the property of being anisotropic; having a different value when measured in different directions. property-a basic or essential attribute shared by all members of a class; a study of the physical properties of atomic particles.
A gastroscopy is a test where an operator-a doctor or nurse-looks into the upper part of your gut (the upper gastrointestinal tract). The upper gut consists of the gullet (oesophagus), the stomach and the first part of the gut (small intestine) known as the duodenum.The operator uses an endoscope to look inside your gut. Therefore, the test is sometimes called endoscopy.astroscopy is a test to look inside the gullet (oesophagus), the stomach and the first part of the gut (small intestine) known as the duodenum. Note: the information below is a general guide only. The arrangements, and the way tests are performed, may vary between different hospitals.