Phases of Gastric Secretion

• Three phases of Gastric Secretion


  cephalic, gastric, and intestinal phases
• Begins when body is alerted by the smell, taste, sight, or thought of food

  cephalic phase
• Activated by nervous and endocrine system when food enters stomach


  gastric phase
• Two types of Intestinal phase


  excitatory, and inhibitory enterogastric reflex
• Duodenum increases gastric secretion


  excitatory
• Inhibits gastric secretion and movement when small intestine is full


  inhibitory enterogastric reflex