Three points to remember: 1  Ghrelin is a fast-acting hormone that plays a vital role in meal initiation and contributes to weight gain.  Leptin mediates long-term regulation of energy balance and suppresses food intake, thereby inducing weight loss.
NORTH AMERICA. HarmonyAIRÂ®. Surgical Booms. HarmonyAIR Surgical Booms â also known as equipment columns and supply heads â have a sleek and compact design, allowing the nurse line of sight to the sterile field and the surgeon unrestricted access to the patient.
A sonic boom is the sound produced when an object breaks the sound barrier i.e when it travels faster than the speed of sound. Explanation: When a body travels below the speed of sound (subsonic), the sound emitted by it travels in all directions.