BAT Bets on Vaping as Tobacco Giants Battle With New Devices. Trailing Philip Morris International Inc. in the contest to move smoking alternatives beyond e-cigarettes is just fine with British American Tobacco Plc. According to Kingsley Wheaton, head of BATâs next-generation products, longer-established electronic smokes hold more promise than the heat-not-burn technology pioneered by its main rival.
Fear or excitement causes signals to travel to the hypothalamus, which triggers a rapid heartbeat, faster breathing, widening of the pupils, and increased blood flow. The hypothalamus monitors blood glucose levels and the body's water content to regulate appetite for food or drink.
1 Homeostasis: the ability to keep a system at a constant condition. 2  Hormone: a chemical message released in the body by cells and glands that affects other cells in an organism.  Hypothalamus: a part of the brain that controls things like thirst, hunger, body temperature, and the release of many hormones.