10 Questions
Which enzyme-catalyzed reaction in glycolysis is readily reversible under physiological conditions?
Pyruvate dehydrogenase
Which hormone acts on the liver, muscle, adipose tissue, and pancreas to prevent glucose concentration from reaching zero?
Cortisol
What is the effect of high levels of cortisol in the liver?
Decreases glycogen synthesis and increases gluconeogenesis
What is the process by which glucose is synthesized from three and four carbon precursors?
Gluconeogenesis
Which tissue is affected by cortisol to increase gluconeogenesis?
Liver
Which enzyme is responsible for catalyzing the conversion of glucose to glucose-6-phosphate during glycolysis?
Hexokinase
What is the effect of high levels of cortisol in adipose tissue?
Increases lipolysis
What is the effect of high levels of cortisol in muscle?
Increases protein degradation
What is the process by which glucose is stored in the liver and muscle?
Glycogenesis
What is the effect of high levels of cortisol in the pancreas?
Increases glucagon secretion
Test your knowledge of cortisol and its role in regulating glucose concentration with this quiz! Learn about how cortisol affects the liver, muscle, adipose tissue, and pancreas, and how it impacts gluconeogenesis and glycogen synthesis. Challenge yourself to understand the reversal of glycolysis and the physiological conditions that make it possible. Take this quiz to become an expert on cortisol and its vital role in maintaining glucose levels in the body.
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