PPT-pH Regulation of the Stomach

The body keeps a tight control over the pH in cells and extracellular fluiids as changes in the H concentration have significant effects on the activity of many molecules especially enzymes . brPage 1br Treating Stomach Cancer A Quick Guide brPage 2br Treating Stomach Cancer A Quick Guide brPage 3br Treating Stomach Cancer A Quick Guide brPage 4br Treating Stomach C Jake Turner and David . Gray. Why does the stomach need protection?. HCl. Digestive enzymes. Ingested bacteria and pathogens. Abrasive food / stomach contents. Consumed toxins. What might happen if the stomach loses its protection / its protection is overwhelmed? . C483 Spring 2013. Questions. 1. Which . statement is false about allosteric regulation? . A) It is usually the mode of regulation for the last step in reaction pathways since this step produces the final product. . Ali Al-Mawlawi. What Is Stomach Acidity?. Stomach acidity is when you’re stomach produces to much acid (gastric). Acid has benefits but sometimes it crosses the line. . What It Does (damage)?. Stomach acidity causes you to have pain in the stomach and sometimes it causes diarrhea. . Temporary “storage tank” . Chemical breakdown of proteins begins and food is converted to . chyme. Chyme. : creamy paste. ~ 6-10 inches long. Empty .  volume of 50 . mL. Full  can hold up to 4L (1 gallon) of food and may extend nearly all the way to the pelvis!. Laura van WINDEN, Brielle . Laramée. , Alexandra . guerault. Mouth. Definition: . It is the opening in the lower part of the human face, surrounded by the lips. Food is taken in by there. speech and other sounds are emitted by it.. The digestive system is composed of:. Peptic Ulcers. Fig 1. From: http://digestive.niddk.nih.gov/ddiseases/pubs/hpylori/#5. Fig. 1.. Fig. 2.. Peptic Ulcers. Ulcer- sore or lesion that forms in the lining of the stomach or duodenum where acid & pepsin are present. antrum. At the same time, emptying is opposed by varying degrees of resistance to passage of . chyme. at the pylorus. Intense . Antral. Peristaltic Contractions During Stomach Emptying—“ Pyloric Pump.”. Temporary. food storage. mechanical and chemical breakdown of food. Pepsin is secreted to break down protein . chyme. (processed food) is the end result. A combination of digestive enzymes, pepsin, HCl. alnoubani. MD,MRCS. asymmetrical, . pearshaped,most. proximal abdominal organ of the digestive tract.. Cardia. connected to esophagus.. Fundus. bounded superiorly by diaphragm and laterally by the spleen.. The stomach stores food, mixes it with gastric juice for chemical digestion, and empties the partially digested food (chyme) into the small intestine (duodenum) Receptive relaxation of the fundus a P# 7175250 F# 7178715252http://www.millersville.edu/healthservices Follow MUHS on Twitter @MU_Stay Well Rev. 7/2014 lead todiarrhea and vomiting. It is sometimes called the "stomach flu."Viral gast Terrence Mary . . Assistant Professor . . Department of Anatomy . Definition. The stomach is a muscular bag forming the widest and most distensible part of the digestive tube. . Location. The stomach occupying the . European Commission . DG Environment. “The Commission will take measures, both regulatory and otherwise, . to promote imported products and value chains that do not involve deforestation and forest degradation.