The Role of the Liver

• Where is the liver located?

  Below the diaphragm.
• What cells is the liver made up of?

  Hepatocytes.
• What are the three processes that take place in the liver which are associated with regulating blood glucose concentration?

  Glycogenesis, glycogenolysis, and gluconeogenesis.
• What is glycogenesis?

  The conversion of glucose into glycogen.
• When does glycogenesis occur?

  When blood glucose concentration is higher than normal.
• What is glycogenolysis?

  The breakdown of glycogen to glucose.
• When does glycogenolysis occur in the liver in the liver?

  When blood glucose concentration is lower than normal.
• What is gluconeogenesis?

  The production of glucose from sources other than carbohydrates, such as glycerol and amino acids.
• When does gluconeogenesis occur in the liver?

  When the supply of glucose is exhausted.