Controlling Blood Glucose Concentration Quiz

What is the primary role of insulin in blood glucose regulation?

• Stimulate adrenaline release

• Convert glucose to lipids

• Decrease blood glucose levels

• Increase blood glucose levels

Which cells in the pancreas secrete glucagon?

• Gamma cells

• Beta cells

• Delta cells

• Alpha cells

What process is stimulated by glucagon to increase blood glucose levels?

• Glycogenesis

• Glycogenolysis

• Protein synthesis

• Lipogenesis

Which hormone is responsible for decreasing blood glucose concentration?

• Adrenaline

• Insulin

• Glucagon

• Cortisol

What is the effect of adrenaline on blood glucose levels?

• No effect on blood glucose

• Converts glucose to glycogen

• Increases blood glucose

• Decreases blood glucose

What is the role of the islets of Langerhans in the pancreas?

• Regulate blood pressure

• Secrete digestive enzymes

• Produce bile

• Secrete hormones for glucose regulation

Which process describes the conversion of non-carbohydrates to glucose?

• Glycolysis

• Gluconeogenesis

• Lipolysis

• Glycogenesis

What triggers the secretion of insulin from beta cells?

• Absence of adrenaline

• High blood glucose levels

• Low blood glucose levels

• Presence of glucagon

Which enzyme is activated by cAMP in the glucagon signaling pathway?

• Protein kinase A

• Glycogen synthase

• Phosphorylase kinase

• Adenylyl cyclase

What is the main storage form of glucose in the liver?

• Cellulose

• Glycogen

• Starch

• Sucrose