Uses of This Medicine. Buprenorphine injection is used to relieve moderate to severe pain. Buprenorphine belongs to the group of medicines called narcotic analgesics (pain medicines). It acts on the central nervous system (CNS) to relieve pain. When a narcotic medicine is used for a long time, it may become habit-forming, causing mental or physical dependence.
The medulla oblongata is located in the lower portion of the brainstem. It is very important in things like heart rate and blood pressure. It's responsible for many reflexes in the body, or involuntarily controls, such as vomiting, sneezing, and coughing. A brain stem stroke happens when the brainâs blood supply is interrupted in this area. This type of stroke can result in death, since the damaged brain stem can no longer control the bodyâs vital functions.
1 BRAIN STEM: The part of the brain that connects to the spinal cord. 2  The brain stem controls functions basic to the survival of all animals, such as heart rate, breathing, digesting foods, and sleeping. CEREBRUM: This is the largest brain structure in humans and accounts for about two-thirds of the brainâs mass. 2  It is divided into two sides â the left and right hemispheresâthat are separated by a deep groove down the center from the back of the brain to the forehead.