If the chyme did not contain sodium, the absorption of which of the following would be impacted? O All of the listed options O-Galactose OTwo of the listed options O Amino acids - O None of the listed options O Lipids Fructose O Three of the listed options
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- Which of the following describe the role that HCI acid plays in our digestive system? mechanical digestion absorption chemical digestion O ingestionpepsin require the High PHO low PH neutral pH. O all of these OWhich of the following answer choices digests proteins on the carboxyl end. O Lipase SGLT O Amylase O Aminopeptidase O Carboxypeptidase
- Nonessential amino acids can be made transaminati by oTrue o FalseArrange the following statements reagarding the process of protien metabolism starting from 1 to step 10. Conversion of pepsinogen to pepsin by HCl Enters the Kreb Cycle Removal of basic and acidic functional groups Conversion to individual amino acids Glutamate becomes alpha-ketoglutarate Active transport takes place Acidic denaturation and hydrolysis of proteins Mechanical digestion to go to the small intestines Conversion of proteins to simpler polypeptides Shuffling of amino group to generate glutamateWhich of the following is/are true of bile salts? (Select any/all that apply) They help emulsify fats. O They give enzymes that catalyze the breakdown of fats access to fats. They are amphipathic. In fat digestion, fats form micelles. Which of the following must happen prior to micelle formation? (Select any/all that apply) O Lipases must cleave triacylglycerols Bile salts must interact with fat O None of given answers (i.e. all of the given answers must happen prior to micelle formation in fat digestion) O Chylomicrons must form
- Enzymes that digest dietary proteins in the stomach and intestine are synthesized as proenzymes or zymogens. Which of the following is the proenzyme form of a proteolytic enzyme of the digestive tract? elastase O carboxypeptidase chymotrypsinWhat is the general name for the class of compounds that aid in emulsification of long chain fatty acids prior to uptake by intestinal epithelial cells? O bile acids O serum albumin O chylomicrons O steroidsIntroduction to Experiment 1: Starch Digestion by Amylase In this experiment, we will look for evidence of starch digestion by testing solutions for the presence of starch and sugars. When starch s present the lodine in Lugols solution turns the solution black, blue, or dark beown If starch is not present, lodine will dye the solution a yellow color. Benedict's reagent reacts with freducing sugars, Includinggucose, resulting in a green, orange, or red color. If sugars are not present, Benedict s reagent remains a light blue color. 1. What is/are the end product(s) of starch digestion? 2. What is the name of the enzyme that digests starch (amylose)? Hypotheses Predictions (See Methods section for details) 1. When mixed with Lugols solution, test tube Al (amylase only) will have what color and why? 2. When mixed with Benedict's solution, test tube Al (amylase only) will have what color and why? 3. When mixed with Lugols solution, test tube A2 (starch only) will have what color and why?…
- If someone develops maltose intolerance, what wouldbe true about that person? 1-They have a deficiency in the brush border enzyme names maltase 2-Thet have a deficiency in pancreatic amylase, the enzyme that converts oligosaccharides to mlatose 3-They need to minimize the amount of lactose they ate 4-They should eat more srach to have moremaltose in their digestive tractParietal cells acidify the stomach contents while maintaining a neutral cytosolic pH by: exporting "excess" cytosolic OH as HCO3 exchanging HCO3- for CI O preserving electroneutrality by accompanying the movement of each CI ion into the stomach lumen by a K+ O All of the other are correctWhich of the following are absorbed into epithelial cells of the intestinal villi, but not into the blood? Amino Acids Dipeptides Tripeptides Both dipeptides and Tripeptides Amino Acids and Tripeptides