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
In the Name of the Brother Viktor accepts the offer. Gerhardt finds Viktor digging up a body from a graveyard to use for his experiments. They are interrupted by a guard, who fatally shoots Gerhardt. Viktor attempts to revive Gerhardt in the laboratory, but the procedure burns his heart into charcoal. Alphonse discovers what has happened and disowns Viktor. Rumplestiltskin appears again and offers Viktor a magical heart in exchange for "putting on a show" for his "friend," Regina. After receiving the heart, Viktor successfully brings Gerhardt back to life. Alphonse is initially pleased, but becomes dismayed when he discovers Gerhardt is now an animalistic "monster."