All the enzymes listed below catalyze a reaction in the skeletal muscle. For an Olympic sprinter, which ones would be considered relevant during the running of a 100m sprint (select all that apply)? O glycogen phosphorylase O pyruvate kinase O glycogen synthase O lactate dehydrogenase O adenylate kinase O pyruvate dehydrogenase O creatine kinase

All the enzymes listed below catalyze a reaction in the skeletal muscle. For an Olympic sprinter, which ones would be considered relevant during the running of a 100m sprint (select all that apply)? O glycogen phosphorylase O pyruvate kinase O glycogen synthase O lactate dehydrogenase O adenylate kinase O pyruvate dehydrogenase O creatine kinase

Human Physiology: From Cells to Systems (MindTap Course List)

9th Edition

ISBN:9781285866932

Author:Lauralee Sherwood

Publisher:Lauralee Sherwood

Chapter2: Cell Physiology

Section: Chapter Questions

Problem 3SQE

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What type of regulation would be expected when anaerobic metabolism is occurring in the muscle? Select all that apply. O Activation of pyruvate dehydrogenase kinase O Increased levels of calcium to activate pyruvate dehydrogenase phosphatase O Phosphorylation of pyruvate dehydrogenase O Inhibition of pyruvate dehydrogenase complex O Increased levels of NADH to activate citrate synthase O Increased levels of NADH to inhibit alpha-ketogluterate dehydrogenase complex O Increased levels of acetyl CoA to activate pyruvate carboxylase for gluconeogenesis
a Lactate dehydrogenase H H3C-C-COO- OH L-(+)-Lactase b Creatine kinase CH3 H₂N This is a(an) NH₂ Creatine + ATP Adenosine triphosphate This is a(an) ADP OOC-C-CH3 Adenosine diphosphate Pyruvate CH3 ON ồ Ò NH2 Y Phosphocreatine
Which of the following is the correct summary of the anaerobic breakdown of glucose in the skeletal muscle? Glucose + ADP + Pi ⟶ lactate + ATP Glucose + 2ADP + 2Pi ⟶ 2 lactate + 2ATP Glucose + 2ADP + 2Pi + 2NAD+ ⟶ 2 pyruvate + 2ATP + 2NADH + 2H+ Glucose + ADP + Pi ⟶ pyruvate + ATP Glucose + 2ADP + 2Pi ⟶ 2 pyruvate + 2ATP
Which enzyme deficiency is most likely to cause glycogen to be full of short, stubby branches compared to normally structure glycogen in the affected organ? Explain. Muscle branching enzyme Liver debranching enzyme Muscle phosphorylase Liver glycogen synthase Glycogenin
If a competitive inhibitor of pyruvate kinase were introduced into a muscle cell, which of the following will DECREASE, in terms of their levels in the cell? Check all the apply. Phosphoenol pyruvate Pyruvate Hexokinase ATP
Which of the following conditions is most likely to force a muscle cell to metabolize glucose anaerobically(fermentation) under normal oxygenation ? - Glyceraldehyde-3-phosphate dehydrogenase deficiency - Lactate dehydrogenase deficiency -Pyruvate kinase deficiency -Aldolase deficiency - Cytososic Glycerol-3-phosphate dehydrogenase deficiency
Show your calculations for determining the number of ATPs that would be generated from the aerobic oxidation of the following triglyceride: H₂C H₂C -CH3
Which of the following is not produced by an animal muscle cell operating under anaerobic conditions? a. heat d. ATP b. pyruvate e. lactate c. PGAL f. oxygen
Which of the following enzymes CANNOT be found in the skeletal muscle? Glucose-6-phosphatase Glycogen synthase Glycogen phosphorylase Adenylyl cyclase Hexokinase
which of the following is not true for a muscle that is forced to metabolize glucose anaerobically ? - The cells breakdown glucose faster - The cells produce less ATP per mole of glucose - The cells metabolize glucose to lactate - The activity of the cytosolic gycerol-3-phosphate dehydrogenase will be required for the muscle to sustain glycolysis - The muscle quickly experiences fatigue if it is deficient in the enzyme lactate dehydrogenase
Glycogen that is broken down in the muscle is not released as glucose into the circulation because the muscle lacks... Group of answer choices glucose-6-phosphatase phosphoryalse glycogen synthase hexokinase
Which enzyme activity of the glycogen debranching enzyme is operating during the release of glucose units linked to glycogen branchpoints via a1,6 glycosidic linkage? O phosphorylase activity O phosphatase activity O transferase activity O glucosidase activity