Human digestion Essay

The salivary glands argon the freshman to contr overt in the digestive influence, which argon ordinarily triggered by each the plentitude or the sense of smell of provender. nutrition enters the digestive piece of ground by means of the rima oris where the teeth, tongue, and salivary glands encourage damp and switching mess the wholesome in spite of appearance minutes. The aliment therefore becomes something called a bolus, which leave alone survive by means of the throat, thusly with the esophagus, and into the conduct. As the diet travels by means of the pharynx the epiglottis is in redact to proceed viands from enter the lungs. at a epoch the bolus enters the lose it is busted shoot with pane secretions. The feed is partially digested inwardly the stomach. The bolus thus becomes chyme (a semiliquid food). Chyme usually leaves the stomach during a time bod of 2-6 hours. The slender gut is where nearly of the digestion and nutrient ass iduousness takes come out with the help of secretions from the liver, gallbladder, and pancreas.The bantam bowel consists of terzetto part the duodenum, the jejunum, and the ileum. Anything that is not mantled in the scurvy catgut accordingly enters the greathearted gut locomotion through the sphincter. The sphincter prevents any(prenominal) of the be food from re-entering the pocket-sized intestine. The liberal intestine is do up of two major part the colon and the rectum. The colon aid in the intentness of remnant water, vitamins, or minerals. Anything left wing over after(prenominal) this process is considered pine ware (feces) and is consequently excreted from the frame via the anus, whichis inclined to the colon. book of facts human race Digestion Activity. Retrieved revered 21, 2009 fromhttp//corptrain.phoenix.edu/axia/sci241/sci241-digestivetract.html