Enteroendocrine Cells Are A Type Of Endocrine Cell Located In The Gastrointestinal Tract. These Cells Are Responsible For The Production And Secretion Of Hormones, Such As Serotonin, Cholecystokinin, Secretin, And Gastrin. These Hormones Play A Role In Controlling Digestion And Metabolism. Enteroendocrine Cells Are Found Throughout The Entire Digestive System, From The Stomach To The Large Intestine. They Are Usually Found In The Epithelial Layer, Which Is The Layer Of Cells That Lines The Digestive Tract. The Cells Are Most Numerous In The Stomach And Small Intestine. Enteroendocrine Cells Release Hormones In Response To Certain Stimuli. For Example, When Food Enters The Stomach, Certain Enteroendocrine Cells Will Be Stimulated To Secrete Gastrin, Which In Turn Triggers The Release Of Digestive Juices. Similarly, When Food Enters The Small Intestine, Cholecystokinin Is Released, Which Causes The Gallbladder To Contract And Release Bile. Enteroendocrine Cells Also Play A Role In Controlling Appetite And Regulating Body Weight. They Secrete Hormones That Can Increase Or Decrease Hunger. For Example, When Nutrients Are Detected In The Small Intestine, Enteroendocrine Cells Will Secrete Hormones Such As Cholecystokinin, Which Can Reduce Appetite And Cause A Feeling Of Fullness. Enteroendocrine Cells Are Also Involved In The Regulation Of Body Temperature. They Can Release Hormones That Can Increase Or Decrease Heat Production. This Can Help The Body Maintain A Constant Temperature. Overall, Enteroendocrine Cells Are Important For The Proper Functioning Of The Digestive System And The Regulation Of Metabolism. They Help To Regulate Digestion, Appetite, And Body Temperature.