Topic 14.2 - Glucagon and Blood Glucose

What is glucagon?

• A hormone released from the pancreas

• A hormone released from the liver

• A hormone released from the muscle cells

• A hormone released from the alpha cells

When is glucagon released?

• When blood glucose levels are high

• When blood glucose levels are low

• When blood glucose levels are normal

• When blood glucose levels are fluctuating

Which cells in the pancreas release glucagon?

• Beta cells

• Alpha cells

• Delta cells

• Gamma cells

Where does glucagon travel in the body?

• Liver and muscle cells

• Brain and heart cells

• Kidney and lung cells

• Stomach and intestine cells

What is the main function of glucagon?

• To decrease blood glucose levels

• To increase blood glucose levels

• To regulate insulin production

• To regulate glucagon production

Which tissues have receptors for glucagon?

• Liver and brain

• Muscle and heart

• Kidney and lung

• Liver and muscle

What is the role of glucagon in increasing blood glucose?

• Breaking down glycogen into glucose

• Breaking down lipids into glucose

• Breaking down amino acids into glucose

• All of the above

What is glycogen?

• A hormone released by the pancreas

• A hormone released by the liver

• A polymer of glucose stored in cells

• A polymer of glucose stored in the blood

How does glucagon convert glycerol into glucose?

• By breaking down glycogen

• By breaking down lipids

• By breaking down amino acids

• By breaking down glucose molecules

What molecules can be converted into glucose by glucagon?

• Glycerol and lipids

• Amino acids and lipids

• Glycerol and amino acids

• Glucose and lipids