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Lecture 4th Quiz - Digestion Physiology (Handout) Flashcards

This set includes notes and terms from Dr. Aguirre's handout on digestion physiology.

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637014687Digestion____________ is the process that involves food breakdown and absorption.0
637014688Enzymes____________ are large protein catalysts that increase the rate of chemical reactions.1
637014689Hydrolytic (a.k.a Hydrolases)Digestive enzymes are __________ enzymes because they require H20 to catalyze the reaction.2
637014690AbsorbedOnce foods are broken down by enzymes they can be __________.3
637014691GastrinIn the stomach, G-cells (enteroendocrine) will produce the hormone ____________.4
637014692ParietalIn the stomach, Gastrin released by the G-cells will activate __________ cells.5
637014693HCl (hydrochloric acid)In the stomach, Gastrin will activate parietal cells to secrete ________.6
637014694ChymeIn the stomach, HCl released by the parietal cells will dissolve the food bolus into __________.7
637014695Pepsinogen, PepsinIn the stomach, HCl released by the parietal cells will convert ____________ into __________.8
637014696InactiveIs pepsinogen active or inactive? Choose one.9
637014697ChiefPepsinogen is released by the ________ cells.10
637014698ProteasesEnzymes that break down proteins are known as?11
637014699ProteasePepsin is a potent _________, it breaks down proteins.12
637014700AmylasesEnzymes that break down carbohydrates are known as?13
637014701LipasesEnzymes that break down lipids (fats) are known as?14
637014702NucleasesEnzymes that break down nucleic acids are known as?15
637014703Salivary AmylaseIn Carbohydrate digestion, __________ __________ will hydrolyze starches (polysaccharides) into oligosaccharides.16
637014704Few (small)The prefix Oligo- means __________.17
637014705MouthIn Carbohydrate digestion, the initial hydrolysis of starches into oligosaccharides occurs in the __________.18
637014706Pancreatic AmylaseIn Carbohydrate digestion, __________ _________ will hydrolyze oligosaccharides into disaccharides and smaller oligosaccharides.19
637014707DuodenumIn Carbohydrate digestion, the hydrolysis of oligosaccharides into disaccharides occurs in the ___________.20
637014708Brush Border EnzymesIn Carbohydrate digestion, _________ _________ _________ will hydrolyze disaccharides into monosaccharides.21
637014709Small IntestineAll the brush border enzymes are found in this region of the digestive tract.22
637014710Brush BorderMaltase, Sucrase, and Lactase are examples of ________ ________ enzymes.23
637014711GlucoseIn Carbohydrate digestion, maltase will hydrolyze maltose into 2 units of __________.24
637014712Glucose, FructoseIn Carbohydrate digestion, sucrase will hydrolyze sucrose into _________ and _________.25
637014713Glucose, GalactoseIn Carbohydrate digestion, lactase will hydrolyze lactose into _________ and _________.26
637014714DissacharidesMaltose, Sucrose, and Lactose are all _____________.27
637014715MonosaccharidesGlucose, Fructose, and Galactose are all _____________.28
637014716PepsinIn Protein digestion, _________ will hydrolyze proteins into polypeptides.29
637014717StomachIn Protein digestion, the hydrolysis of proteins into polypeptides occurs in the ___________.30
637014718Pancreatic ProteasesIn Protein digestion, ________ _________ will hydrolyze polypeptides into oligopeptides.31
637014719Pancreatic ProteaseTrypsin is this type of an enzyme. (2 words)32
637014720Pancreatic ProteaseChymotrypsin is this type of an enzyme. (2 words)33
637014721DuodenumIn Protein digestion, the hydrolysis of polypeptides into oligopeptides occurs in the ___________.34
637014722Amino AcidsIn Protein digestion, brush border enzymes of the small intestine will hydrolyze oligopeptides into __________ ________.35
637014723Brush Border EnzymeAminopeptidase is a type of __________ _________ __________.36
637014724Brush Border EnzymeCarboxipeptidase is a type of __________ __________ _________.37
63701472510, 15In Lipid digestion, ___ - ___% of fat is digested by lingual and gastric lipase.38
637014726Bile SaltsIn Lipid digestion, most fats are emulsified by _______ _______ of the liver and gall bladder.39
637014727EmulsificationThis is the *physical* process of breaking up large fat globules into smaller globules, thereby increasing the surface area that enzymes can use to digest the fat.40
637014728DuodenumIn Lipid digestion, emsulsification of fats occurs in the __________.41
637014729Pancreatic LipaseIn Lipid digestion, _________ _________ will hydrolyze emulsified fats into monoglycerides and fatty acids.42
637014730DuodenumIn Lipid digestion, the hydrolysis of emulsified fats into monoglycerides and fatty acids occurs in the ____________.43
637014731Pancreatic NucleasesIn Nucleic Acid digestion, _________ ________ and brush border enzymes will hydrolyze nucleic acids into Pentose sugar, nitrogenous base, and a phosphate group.44
637014732RibonucleaseIn Nucleic Acid digestion, this enzyme will hydrolyze RNA.45
637014733DeoxyribonucleaseIn Nucleic Acid digestion, this enzyme will hydrolyze DNA.46
637014734PancreasRibonuclease is a nuclease produced by the __________.47
637014735PancreasDeoxyribonuclease is an enzyme produced by the ___________.48

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