Ampk - Study guides, Class notes & Summaries

NBME PHYSIOLOGY UPDATED EXAM WITH COMPLETE SOLUTIONS 2023/2024 Prostglandin - CORRECT ANSWER-From mast cells, macrophages, EC, and platelets Vasodilation, pain Rate controlling step in Insulin secretion - CORRECT ANSWER-Phosphorylation of glucose by glucokinase Glucokinase mutation - CORRECT ANSWER-Autosomal dominant form of early onset type 2 diabetes GLUT 2 - CORRECT ANSWER-low affinity high capacity glucose transporter. Uptake by beta cells Insulin release - CORRECT ANSWER-Bloo...

NBME PHYSIOLOGY UPDATED EXAM WITH COMPLETE SOLUTIONS 2023/2024 Prostglandin - CORRECT ANSWER-From mast cells, macrophages, EC, and platelets Vasodilation, pain Rate controlling step in Insulin secretion - CORRECT ANSWER-Phosphorylation of glucose by glucokinase Glucokinase mutation - CORRECT ANSWER-Autosomal dominant form of early onset type 2 diabetes GLUT 2 - CORRECT ANSWER-low affinity high capacity glucose transporter. Uptake by beta cells Insulin release - CORRECT ANSWER-Bloo...

Final NST 160 Exam Questions with All Correct Answers AMPK can sense - ANSWER AMP or ATP ratios AMPK activation switches on - ANSWER catabolic pathways AMPK activation switches off - ANSWER anabolic pathways AMPK suppresses - ANSWER mTOR activity via activation of the TSC1/2 complex AMPK activity in obesity is - ANSWER suppressed AMPK inhibits - ANSWER fatty acid synthesis, lipolysis, gluconeogenesis...

UNE BioChem 1005 Final Exam Questions and Answers 100% Pass Somatostatin reduces the secretion of both glucagon and insulin through which of the following mechanisms? a. Somatostatin activates an activator G-protein b. Somatostatin activates MAPK cascade c. Somatostatin activates an inhibitory G-protein d. Somatostatin uses Ca+2 as a downstream signal c. Somatostatin activates an inhibitory G-protein Insulin mediated glucose uptake by muscle and adipose tissue is a result of which of the fo...

46. Which method of directly regulates PFK-I? A) feedback inhibition by fructose 2,6-bisphosphate B) feed forward activation by phosphoenolpyruvate C) allosteric activation by AMP D) its phosphorylation in response to glucagon signaling E) allosteric activation by citrate 47. Which statement regarding regulation of glycolysis and gluconeogenesis is FALSE? A) Phosphofructokinase-1 and fructose 1,6-bisphosphatase are PRevented from forming a futile cycle by reversible covalent modificatio...

AMP Activated Protein Kinase (AMPK) Question and answers rated A+ 2023 Cellular Energy Status - correct answer AMPK-evolutionarily conserved energy gauge Activated by rising and falling ATP levels As adenylate kinase converts 2 ADP --> ATP + AMP, AMP: ATP ratios vary approximately as the sqaure of the ADP: ATP ratio Is a heterotrimer Alpha catalytic subunits, regulatory beta and gamma subunits, each has mutiple isoforms AMP activates AMPK by 3 Methods - correct answer 1. allos...

Final NST 160 Exam Questions with All Correct Answers AMPK can sense - ANSWER AMP or ATP ratios AMPK activation switches on - ANSWER catabolic pathways AMPK activation switches off - ANSWER anabolic pathways AMPK suppresses - ANSWER mTOR activity via activation of the TSC1/2 complex AMPK activity in obesity is - ANSWER suppressed AMPK inhibits - ANSWER fatty acid synthesis, lipolysis, gluconeogenesis...

Somatostatin reduces the secretion of both glucagon and insulin through which of the following mechanisms? a. Somatostatin activates an activator G-protein b. Somatostatin activates MAPK cascade c. Somatostatin activates an inhibitory G-protein d. Somatostatin uses Ca+2 as a downstream signal - Answer c. Somatostatin activates an inhibitory G-protein Insulin mediated glucose uptake by muscle and adipose tissue is a result of which of the following mechanisms? a. Translocation of GLUT 4 ...

Most cytochrome P450 enzymes alter the activity of drugs by: correct answers Cytochrome P450 acts as monooxygenases, where an oxygen atom is inserted into a substrate (the drug of interest), thereby resulting in the oxidation of the substrate. During phosphorylation of STAT5b proteins,phosphate groups are exchanged for what atoms on tyrosine residues? correct answers The passage notes that JAK2 is a tyrosine kinase. Tyrosine has a nucleophilic hydroxyl group that attacks the terminal phosphat...

NST 160 Exam Questions with Complete Solutions mTOR inhibited by/ activated by? - ANSWER AMP-K/leucine, insulin, growth factors cancer cachexia activates what to contribute to muscle atrophy? - ANSWER eIF2 kinases lack of essential AA's affects which stage of protein synthesis? - ANSWER translational initiation three subunits of AMPK and their binding sites? - ANSWER alpha - complex formation, beta beta - carbs, alpha, gamma gamma - bet...