• Yuzhe

学科知识分享 - nutrition/营养学 - physiological need

Signals relating to all of the processes involved in the initiation and cessation of eating are integrated and organised by the brain. These controlling mechanisms have been studied mainly in experimental animals. This is because humans are more complicated, with many cultural and social conventions, which influence food intake, and which can override the physiological mechanisms. A schematic diagram of the various components of the control mechanism integrated by the brain is given in Figure below: