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The relaxation of the gastric reservoir is mainly reg ated by reflexes Three kinds of relaxation can be differentiated the receptive, adaptive and feedback-relaxation 1. Receptive Mechanical relaxation Vagus stimuli in the centre pharynx Inhibitory agal fibre 3.Feedback/2. Adaptive (NANC-inhibition) relaxation relax ation ACH CCK Y NO+ VIP et al Nutrients Tension Relaxation of Nutrients receptors→ gastrIc reservoir Distension 12
12 The relaxation of the gastric reservoir is mainly regulated by reflexes. Three kinds of relaxation can be differentiated: the receptive, adaptive and feedback-relaxation Inhibitory vagal fibre (NANC-inhibition) Nutrients CCK Relaxation of gastric reservoir ACH Vagus centre 1. Receptive Mechanical relaxation stimuli in the pharynx 3. Feedback relaxation 2. Adap tive relax ation Nutrients Tension receptors Distension NO + VIP et al