A | B |
DIGESTION | process that breaks down macromolecules (protein, lipids, polysaccharides) into smaller molecules (amino acid, fatty acid, monosaccharides) |
GLYCOLYSIS | 10 oxidation reactions of glucose yield 2 pyruvate molecules |
GLYCOGENOLYSIS | breakdown of glycogen into glucose molecules |
GLYCOGENESIS | the synthesis of glycogen from glucose molecules |
GLUCONEOGENESIS | synthesis of glucose from noncarbohydrate compounds |
DIRECT SUBSTRATE PHOSPHORYLATION | is when ADP is converted to ATP by the direct transfer of a phosphate group |
STAGE I CATOBOLISM | digestion: breakdown of food molecules by hydrolysis into smaller molecules—which occurs in the mouth, stomach, and small intestine |
STAGE II CATABOLISM | Release of energy: the molecules from Stage I are further broken down into small molecules acetyl coenzyme A (acetyl CoA) and pyruvate |
STAGE III CATABOLISM | Energy stored: Oxidation to CO2, H2O and energy for ATP synthesis; |
STAGE OF CATABOLISM WHERE MAJOR METABOLIC PATHWAY IS GLYCOLYSIS | Stage II |
STAGE OF CATABOLISM WHERE MAJOR METABOLIC PATHWAY IS CITRIC ACID CYCLE | stage III |
CITRIC ACID CYCLE GIVES THESE FINAL PRODUCTS | CO2, H2O, and energy |
NAD+ (NICOTINAMIDE ADENINE DINUCLEOTIDE) | Coenzyme reactions that produce C=O bond |
FAD (FLAVIN ADENINE DINUCLEOTIDE) | coenzyme in the reaction that produce C=C bond |
CoENZYME A (CoA) | activated acyl groups |
ENZYMES USED IN GLYCOLYSIS | hexokinase, pyruvate kinase and phosphofructokinase |
ENZYMES USED IN GLUCONEOGENESIS | pyruvate carboxylase and glucose-6-phosphatase |
ENZYME USED IN BOTH GLYCOLISYS AND GLUCONEOGENESIS | enolase |
THIS INHIBITS GLUCONEOGENESIS | glucagon |
THESE ACTIVATE GLUCONEOGENESIS | insulin and low glucose levels |
THESE INHIBIT GLYCOGENOLYSYS | insulin |
THESE ACTIVATE GLYCOGENOLYSIS | Glucagon and epinephrine |
GLUCAGON and EPINEPHRINE | inhibits glycogenesis |
INSULIN | activates glycogenesis |
THE FINAL PRODUCT OF GLYCOGENOLYSYS IN THE LIVER | glucose |
THIS INCREASES THE RATE OF GLUCONEOGENSIS IN THE LIVER AND KIDNEYS | secretion of glucagon |
THIS DECREASES THE RATE OF GLUCONEOGENSIS IN THE LIVER AND KIDNEYS | high blood glucose and secretion of insulin |
THIS IS THE FINAL PRODUCT OF GLYCOGENOLYSIS IN SKELETAL MUSCLES | glucose-6-phophate |