Enterocytes - Study guides, Class notes & Summaries

Zymogen can be defined as - A protein that can become an active enzyme through proteolysis at a location outside the cells where it is synthesized. The absorptive cells lining the gastrointestinal tract are called: - Enterocytes The hormonal feedback loop between the last segment of the small intestine and the pyloric sphincter, involving substance GLP-1, is: - Ileal brake All of the following factors stimulate or increase thirst EXCEPT: - Increased blood volume presumably detected by card...

iron absorption correct answers -ferric iron is taken in from diet -ferric iron is reduced by duodenal cytochrome B to become ferrous iron -ferrous iron is absorbed into enterocytes by DMT 1 -absorbed iron is stored as ferritin, or sent into portal hepatic circulation and carried by transferrin to developing RBCs transferrin correct answers plasma carrier protein for ferrous iron high iron level regulation correct answers -hepcidin is released from hepatocytes -ferroportin is inactivat...

iron absorption correct answers -ferric iron is taken in from diet -ferric iron is reduced by duodenal cytochrome B to become ferrous iron -ferrous iron is absorbed into enterocytes by DMT 1 -absorbed iron is stored as ferritin, or sent into portal hepatic circulation and carried by transferrin to developing RBCs transferrin correct answers plasma carrier protein for ferrous iron high iron level regulation correct answers -hepcidin is released from hepatocytes -ferroportin is inactivat...

in an energy bar containing 200 total calories calories and 8g of protein, what percentage of calories are from protein? a. 4% b. 16% c. 32% d. 36% e. 72% - Answer-b. 16% Which of the following is NOT required to appear on a food package? a. A statement of identity b. The name and address of the manufacturer, packer, or distributor c. A list of ingredients d. The ratio of saturated to unsaturated fat in one serving e. The net contents of the package - Answer-d. the ratio of satur...

ANS 319 EXAM 3 LATEST UPDATE...

Which of the following is FALSE? Enterocytes mature out of gastric pits. Enterocytes can be sloughed off. Uptake doesn't guarantee absorption. Absorption is when a compound reaches circulation. - False Enterocytes mature FROM STEM CELLS IN THE CRYPTS OF LIEBERKUHN Which of the following are CORRECT? -In osmosis water moves from higher solute concentration to lower solute concentration. -In osmosis water moves from lower solute concentration to higher solute concentration. -In simple...

4th Edition BCNS Exam Practice Questions & Answers 2024/2025 d. long-chain fatty acids They are still too big to be absorbed directly - ANSWERSExamples of dietary nutrients that are not absorbed directly into the enterohepatic portal blood system include: a. amino acids. b. medium-chain fatty acids. c. monosaccharides. d. long-chain fatty acids. b. progesterone. "gest"=gestation. Progesterone, NOT estrogen, has been associated with decreased contraction frequency and slow gastric e...

MMSC 433 FINAL STUDY GUIDE iron absorption - Answer--ferric iron is taken in from diet -ferric iron is reduced by duodenal cytochrome B to become ferrous iron -ferrous iron is absorbed into enterocytes by DMT 1 -absorbed iron is stored as ferritin, or sent into portal hepatic circulation and carried by transferrin to developing RBCs transferrin - Answer-plasma carrier protein for ferrous iron high iron level regulation - Answer--hepcidin is released from hepatocytes -ferroportin i...

What should your nursing diagnosis be based on? - ️️Your assessment Characteristics of the pt What you can do to improve pt's quality of health Reduced or absent pedal pulse are defining characteristics of what NANDAs? - ️️decreased Cardiac Output ineffective peripheral Tissue Perfusion *there are likely more* What is secretory diarrhea? - ️️Diarrhea that occurs when ingested pathogens survive in the GI tract long enough to absorb into the enterocytes. Cell permeability c...

Lewis Nutrition Final Exam Questions and Correct Answers 2024 Which of the following are NOT major classes of dietary lipids? Select one: A. sterols B. triglycerides C. phospholipids D. glycogens CORRECT ANSWER: d In the process of emulsification of triglycerides Select one: A. micelles transport fatty acids across the enterocytes. B. pancreatic lipase denatures fatty acid chains. C. fatty acid chains are removed from the glycerol backbone. D. bile salts separate large fat droplets i...