Brain glucose level, blood oxygen level, and other parameters. These hypothalamic nuclei send output signals to motor areas that can generate actions to rectify deficiencies. Some of the outputs also go to the pituitary gland, a tiny gland attached to the brain directly underneath the hypothalamus. The pituitary gland secretes hormones into the bloodstream, where they circulate throughout the body and induce changes in cellular activity. The individual animals need to express survival-promoting behaviors, such as seeking food, water, shelter, and a mate. The motivational system in the brain monitors the current state of satisfaction of these goals, and activates behaviors
Phantoms in the Brain French, Japanese, German, Korean, Turkish, Italian, Dutch, and Greek. Phantoms in the Brain Phantoms in the Brain: Probing the Mysteries of the Human Mind (also published as Phantoms in the Brain: Human Nature and the Architecture of the Mind) is a 1998 popular science book by neuroscientist V.S. Ramachandran and "New York Times" science writer Sandra Blakeslee, discussing neurophysiology and neuropsychology as revealed by case studies of neurological disorders. The book, which began as a lecture presented to the Society for Neuroscience, features a foreword by neuroscientist and author Oliver Sacks. Ramachandran discusses his work with patients exhibiting phantom limbs,