What is the importance of the following in digestion: Chenodeoxycholic acid Deoxycholic acid Cholic acid
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What is the importance of the following in digestion:
- Chenodeoxycholic acid
- Deoxycholic acid
- Cholic acid
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- From the point of view of physiology, what is the most important constituent of bile? Give at least 4 important functions of it.From the point of view of physiology, what is the most important constituent of bile? Provide at least four important functions of it.Which of the following digestive secretion is not an enzyme? amylase mucus pepsin maltase
- The following enzymes are involved in carbohydrate digestion in the microvilli, except? sucrase isomaltase amylase trehalaseDescribe the main actions in the mouth, stomach, small intestine, and large intestine during lipid digestion and absorption. Describe the substrate(s) and product(s) of each of the give major enzymes we discussed: lingual lipase, gastric lipase, pancreatic lipase, phospholipase A2, and carboxyl ester lipase. Describe emulsification of lipids. Why does this need to happen for digestion and absorption to occur? Describe how lipids are absorbed at the apical membrane. Describe lipid transport in the enterocyte. Describe lipid transport across the basolateral membrane and into circulation. Define the brain-gut axis and give examples of how lipids impact. Give examples of symptoms related to malabsorption of lipids. Give examples of diseases/conditions involving malabsorption of lipids.The neural and hormonal control of the digestive system is divisible into three phases. Discuss the gastric phase of the regulation which produces more than 50% of gastric acid.
- what is the pH of pancreatic juice? Alkaline neutral or acidicDetermine the initial site of digestion (chemically) of the following:(1) Carbohydrates(2) Lipids(3) ProteinsDiscuss the Significance of pancreatic lipase. Discuss the different gastrointestinal hormones Discuss the synthesis of bile salts
- List the key components of bile. Is bile action similar to the action of lipases? Explain.Identify the original site of these chemical secretions- these should be labeled on the diagram: Pepsin HCL (hydrochloric acid) Sucrase Lactase Maltase Bile Salivary amylase Pancreatic lipase Pancreatic amylase Aminopeptidase Sodium Bicarbonate Trypsin Carboxypeptidase Insulin GlucagonProvide an explanation for the following observations;(a)fat are broken down into fatty acids and monoglycerides in the intestinal lumen but appear later in the blood as fat droplets.(b)how bile acids the digestive process even though it contains no enzymes .